解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科，口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学，全科和内科
医学，法律
医学，研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学，核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学，临床
abstract：:The respective vectors of the two forms of bilharziasis in Egypt do not have the same ecological distribution. Bulinus truncatus is most abundant in large canals, and decreases in density as the water approaches and flows into drains. Biomphalaria alexandrina is most abundant in drains, and decreases in density upstre...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:The frequent experience in the tropics of poor results of BCG vaccination is sometimes explained by a hypothetical interaction with "non-specific" tuberculin sensitivity. However, samples of data from five tropical countries, reported in this paper, demonstrate a slight, positive correlation between the individual tub...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:Although trench fever appears to be endemic in many areas of the world, recognition of the disease has been handicapped by the difficulties of making a clinical diagnosis and the unavailability of a simple laboratory procedure to establish the etiology. The author describes a method for the in vitro cultivation of Ric...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:In the course of an investigation in 1962-64 into the natural occurrence of brucellosis among grey foxes in Argentina, agglutination tests were performed on 728 sera of the foxes Dusicyon gymnocercus antiquus and D. griseus griseus, captured in the provinces of Buenos Aires and Rio Negro. Agglutination titres of from ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:At present there is no reliable test for use under field conditions for assessing cure in schistosomal infections. It had previously been found that in such infections the excretion of beta-glucuronidase in the urine is increased, but a test based on this fact would be impracticable in the field because of the need to...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:This report from the Tuberculosis Chemotherapy Centre, Madras, summarizes the progress over a 5-year period of 193 patients with newly diagnosed, sputum-positive pulmonary tuberculosis who were admitted to a concurrent comparison of home and sanatorium treatment for one year with isoniazid plus PAS. Previous reports h...
journal_title：Bulletin of the World Health Organization
pub_type： 临床试验,杂志文章,随机对照试验
doi：
更新日期：1966-01-01 00:00:00
abstract：:Studies have recently been published of surveys of antibodies to common respiratory viruses in human sera from several parts of the world. The present article reports the findings of a survey of antibodies to two more viruses (adenovirus type 8 and coxsackievirus type A21) in human sera mainly collected from six widel...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:Studies were conducted each month for one year to determine the cercarial-incubation periods of Schistosoma haematobium and Schistosoma bovis in Bulinus truncatus for different months of infection. The snails were kept in outdoor aquaria in order to simulate the natural temperature conditions in the endemic bilharzias...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:Takahashi reported in 1962 that his kaolin-agglutination test (KAT), using the phosphatide fraction of Mycobacterium tuberculosis as antigen, was capable of detecting specific antibodies in sera from patients with pulmonary tuberculosis, and that the test could differentiate between active and inactive disease.The pre...
journal_title：Bulletin of the World Health Organization
pub_type： 临床试验,杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:Simultaneously with the development of vaccines against diphtheria, the authors and their colleagues have studied the biological properties of the causative agent, Corynebacterium diphtheriae, and its role in the development of epidemics. This study has been made possible by the development of a lysotyping scheme for ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1966-01-01 00:00:00
abstract：:Schistosoma mansoni and Schistosoma haematobium are widely distributed throughout East Africa, each being transmitted by several intermediate hosts. It is feared that the increased use of irrigation, which is proposed in Tanganyika to expand agricultural productivity, will also increase the incidence and intensity of ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:In the course of a research project on atherosclerosis, an international group of pathologists studied lesions in the aorta and coronary arteries obtained at autopsy from 3174 subjects from Czechoslovakia, Sweden and the USSR in an effort to determine what factors, recognizable in life, might be used to predict the pr...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:With a view to developing a schedule for the ambulatory treatment of Schistosoma haematobium infection with sodium antimony dimercaptosuccinate (TWSb), a trial was conducted in Tanzania of the comparative effectiveness of daily and weekly injections of TWSb in schoolchildren. In-patients received five daily injections...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:The addition of Tween 80 to tuberculin dilutions as a stabilizer is known to increase the size of moderate and strong reactions but to reduce that of weak reactions. In order to find out whether this effect on reaction size is connected with the stabilizing action, a study was carried out to compare the reactions to t...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:Experimental investigations have been carried out in 32 children on the therapeutic effect of griseofulvin in favus caused by Trichophyton schoenleinii and to determine the optimal treatment schedule.It was found that, while daily doses of 3.12 mg, 6.25 mg or 12.50 mg griseofulvin per kg of body-weight did bring about...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:The antigenic structure of eight strains of influenza A viruses of avian origin was investigated by haemagglutination inhibition, virus neutralization and strain-specific complement fixation. All strains could be distinguished from each other, but certain cross-reactions were observed allowing the establishment of fou...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:An epidemic of poliomyelitis took place in British Guiana during the winter of 1962-63. A total of 485 paralytic cases occurred over a 10-week period, 90% in children under 5 years of age.The attack rate for the total population of more than half-a-million persons was 86.5 per 100 000. Type 1 poliovirus was isolated f...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:In May 1963 a live vaccine prepared from streptomycin-dependent Shigella flexneri 2a was administered to 355 soldiers stationed in an area of Yugoslavia in which bacillary dysentery was hyperendemic. Five oral doses were given every third day. 382 unvaccinated soldiers from the same unit served as controls. Both group...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:Cholera, which had been spreading throughout the south-west Pacific in 1961, broke out in Hong Kong in August of that year. The outbreak lasted about six weeks, and recurred in 1962 and 1963; but whereas the 1961 outbreak resembled classical cholera, in the succeeding years the pattern changed. The disease, though sti...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:The Haemosporidia, which comprise the malaria parasites, have probably evolved from Coccidia of the intestinal epithelium of the vertebrate host by adaptation first to some tissues of the internal organs and then to life in the circulating cells of the blood.The present opinion is that, among the malaria parasites of ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1965-01-01 00:00:00
abstract：:Previous investigations have shown that in the Lake Region of Sukumaland, Tanganyika, where Schistosoma haematobium is highly endemic, Bulinus (Physopsis) nasutus is responsible for the transmission of that schistosome in small, temporary rain pools. This area is one of low rainfall, and large artificial reservoirs ar...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:The mechanisms of dissemination of arthropod-borne human and animal pathogens are of considerable interest to the epidemiologist, veterinarian and biologist. Birds which are hosts to such pathogens and their arthropod vectors could transport them over long distances during their spring and autumn migratory flights.In ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:A method of assessing "atherosclerosis", if used according to certain rules, was shown in an earlier study to be capable of discriminating between groups of aortas or coronary arteries according to the quantity of certain defined lesions. It would not measure absolute amounts, but would show whether one group of speci...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:The biological effects of tuberculin in an organism infected with tubercle bacilli are due to an unknown number of different substances, which are present in varying concentrations in different tuberculin preparations. Consequently, the response to tuberculin tests with various products is likely to vary with the biol...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:As stocks of the first International Standard for Chorionic Gonadotrophin were running low, the WHO Expert Committee on Biological Standardization authorized the National Institute for Medical Research, London, in 1960 to proceed with arrangements to replace it. This paper describes the nature and handling of the prop...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:Some of the acute diarrhoeas of man are specific infectious diseases. Another and major proportion have no demonstrated infectious agent. No characteristic clinical pattern regularly distinguishes one specific disease entity from another, nor specific from non-specific infections, nor epidemic from endemic disease. Si...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:In this paper an analysis of genetic recombinants derived from crosses between two mutant stocks of Vibrio cholerae, strain 162, differing from one another in nutritional requirements and other characters, is presented. It is shown that parent strains possessing a fertility factor (designated as the P factor) function...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:Doubts have been raised on theoretical grounds concerning the effect of BCG in tropical countries, where in most places a large proportion of the population have a naturally acquired tuberculin allergy of low strength and unknown (but almost certainly non-specific) origin. Furthermore, vaccinations in the tropics may ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:In order to evaluate results obtained in Addis Ababa with lipoidal antigen tests for syphilis on 269 human sera, and, if possible, to determine how many positive seroreactors were in fact infected with Treponema pallidum, these sera were sent by air to Copenhagen for re-examination by the VDRL, Kahn, CWRM and TPI test...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:Epidemics of presumed arthropod-borne virus infections have occurred over the years in the Australasian region but as yet little is known about the identity, distribution and frequency of occurrence of the viruses present. Therefore, beginning with specimens collected in 1956, a systematic sero-epidemiological study w...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:Subjects with sickle cell trait have been known to offer resistance to induced Plasmodium falciparum infection. The resistance to malarial infection in other haemoglobinopathic disorders is not clearly known. Investigations were undertaken to test for resistance to malaria in Hb E thalassaemia disease. Compared to con...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:A radiometric method has been developed which provides for the simple and rapid measurement of human blood cholinesterase under field conditions. The method involves minimal dilution of samples and the use of very low substrate concentrations, and is therefore more sensitive to cholinesterase inhibition by reversible ...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1964-01-01 00:00:00
abstract：:Venereal diseases are known to occur most frequently in the age-groups of greatest sexual activity and more frequently among people in certain occupations (e.g., migrant labourers, military personnel and seafarers) than among the general population. The Brussels Agreement of 1924 and the great improvements in conditio...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:In 39 randomly selected villages and towns in Tumkur District, South India, approximately 2000 persons, tuberculosis cases and matched controls, were interviewed in order to determine how many had symptoms suggestive of tuberculosis. Approximately 70% of the bacteriologically confirmed cases and over half the radiolog...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:The feeding habits of 15 species of Glossina have been studied by the identification of their blood meals. Representative samples of the blood meals from each of these species of tsetse fly and from different habitats were collected and 22 640 blood meals were identified. The feeding patterns are characteristic for ea...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:The treatment of cholera with bacteriophage has, in the past, been unsuccessful, owing to the fact that the phages prepared by the usual method (multiplication on cholera vibrios in broth) proved incapable of parasitizing cholera vibrios in vivo. In this paper, the author presents the results of therapeutic and prophy...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:Since the development of insecticide-resistance and the consequent partial failure of the chemical approach to the control of disease vectors, interest in the biological approach has re-awakened. An aspect of the latter approach that is of great current interest is "autocidal control"-that is, the use of insects for t...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:Modern vector control campaigns cannot be conducted efficiently and economically unless the organization is staffed with personnel having a high standard of training. Both professional and non-professional personnel are employed at different levels in the organization and the type of training they require depends upon...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:A great many stimuli-auditory, visual and chemical-attract or repel insects and some of these play an essential role in maintaining the life of the individual or perpetuating the species. The author examines the modes of action of attractants in nature, particularly in relation to blood feeding. The predominant mechan...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
abstract：:Little has been written about the survival of filarial mosquitos in nature, although methods are available for determining natural mortality in the field. Every filarial infection in a mosquito provides some information about the number of days it has survived after infection. This can be used to determine the probabi...
journal_title：Bulletin of the World Health Organization
pub_type： 杂志文章
doi：
更新日期：1963-01-01 00:00:00
