Antigenic and amino acid sequence variations in the haemagglutinins of type A influenza viruses recently isolated from human subjects.

abstract：:Studies were made on the host-feeding patterns and behaviour of 4 Culex species in China (Province of Taiwan) to further assess their importance as vectors of Japanese encephalitis. A relatively unbiased, non-attractant technique (vacuum sweep-net) was used for collecting mosquitos resting outdoors on rural premises; ...

journal_title：Bulletin of the World Health Organization

authors： Mitchell CJ,Chen PS,Boreham PF

更新日期：1973-01-01 00:00:00

abstract：:Signs in the fundus oculi, long regarded as prognostic in hypertensive disease, have been shown to be subject to gross observer error and bias when assessed in conventional ways. The authors describe unconventional ways of assessing diminution of vascularity in a population sample of men aged 50 and also in a group of...

journal_title：Bulletin of the World Health Organization

authors： Kagan A,Aurell E,Tibblin G

更新日期：1967-01-01 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

authors： UEMURA K,STERNBY N,VANECEK R,VIHERT A,KAGAN A

更新日期：1964-01-01 00:00:00

abstract：:There has been little change since 1955 in the laboratory techniques for seeking new antifilarial compounds, although one valuable addition to laboratory study has been the experimental infection of cats with Brugia malayi.The chief drug for the treatment and control of filariasis-whether caused by Wuchereria bancroft...

journal_title：Bulletin of the World Health Organization

authors： HAWKING F

更新日期：1962-01-01 00:00:00

abstract：:Investigators using questionnaires are usually confronted with an enormous number of different responses whose significance with respect to a particular characteristic is not immediately clear. This paper presents a simple computational technique for determining the relative merits of each question and a score for eac...

journal_title：Bulletin of the World Health Organization

authors： Levine A,Roizen P,Rozé P,Christensen H

更新日期：1972-01-01 00:00:00

abstract：OBJECTIVE:To estimate the burden of road traffic injuries and deaths for all road users and among different road user groups in Africa. METHODS:We searched MEDLINE, EMBASE, Global Health, Google Scholar, websites of African road safety agencies and organizations for registry- and population-based studies and reports o...

journal_title：Bulletin of the World Health Organization

authors： Adeloye D,Thompson JY,Akanbi MA,Azuh D,Samuel V,Omoregbe N,Ayo CK

更新日期：2016-07-01 00:00:00

abstract：:A technique is described whereby it is possible to make an accurate determination of the physiological age of anopheline females, i.e., the number of gonotrophic cycles through which the female has passed. This technique is based on counts of the dilatations left in the ovarioles subsequent to each maturation of folli...

journal_title：Bulletin of the World Health Organization

authors： BEKLEMISHEV WN,DETINOVA TS,POLOVODOVA VP

更新日期：1959-01-01 00:00:00

abstract：OBJECTIVE:To review the quality of the coding of the cause of death (COD) statistics and assess the mortality information needs of the City of Cape Town. METHODS:Using an action research approach, a study was set up to investigate the quality of COD information, the accuracy of COD coding and consistency of coding pra...

journal_title：Bulletin of the World Health Organization

authors： Bradshaw D,Groenewald P,Bourne DE,Mahomed H,Nojilana B,Daniels J,Nixon J

更新日期：2006-03-01 00:00:00

abstract：:Concentration of infected erythrocytes was achieved in cell suspensions derived from long-term culture of Plasmodium falciparum growing asynchronously in human erythrocytes. This new procedure involves the slow centrifugation (at 33 g) of erythrocyte suspensions through 5% Ficoll solutions. Mature asexual erythrocytic...

journal_title：Bulletin of the World Health Organization

authors： Mrema JE,Campbell GH,Miranda R,Jaramillo AL,Rieckmann KH

更新日期：1979-01-01 00:00:00

abstract：OBJECTIVE:To develop a tool for evaluating the risk that an outbreak of meningitis will occur in a particular district of the Niger after outbreaks have been reported in other, specified districts of the country. METHODS:A Bayesian network was represented by a graph composed of 38 nodes (one for each district in the N...

journal_title：Bulletin of the World Health Organization

authors： Beresniak A,Bertherat E,Perea W,Soga G,Souley R,Dupont D,Hugonnet S

更新日期：2012-06-01 00:00:00

abstract：:Yellow fever was responsible for several epidemics among the settlers in tropical areas of the Americas and Africa during the 17th to the 19th centuries. Scientific research into its cause and epidemiology was started at the beginning of the present century and progressed well ahead of other viral disease research. Ho...

journal_title：Bulletin of the World Health Organization

authors： Brès PL

更新日期：1986-01-01 00:00:00

abstract：OBJECTIVE:To determine whether integrating antiretroviral therapy (ART) into antenatal care (ANC) and maternal and child health (MCH) clinics could improve programmatic and patient outcomes. METHODS:The authors systematically searched PubMed, Embase, African Index Medicus and LiLACS for randomized controlled trials, p...

journal_title：Bulletin of the World Health Organization

authors： Suthar AB,Hoos D,Beqiri A,Lorenz-Dehne K,McClure C,Duncombe C

更新日期：2013-01-01 00:00:00

abstract：:In China, alcohol consumption is increasing faster than anywhere else in the world. A steady increase in alcohol production has also been observed in the country, together with a rise in alcohol-related harm. Despite these trends, China's policies on the sale and consumption of alcoholic beverages are weak compared wi...

journal_title：Bulletin of the World Health Organization

authors： Tang YL,Xiang XJ,Wang XY,Cubells JF,Babor TF,Hao W

更新日期：2013-04-01 00:00:00

abstract：OBJECTIVE:To ascertain the reliability of applying the WHO Cardiovascular Risk Management Package by non-physician health-care workers (NPHWs) in typical primary health-care settings. METHODS:Based on an a priori 80% agreement level between the NPHWs and the "expert" physicians (gold standard), 649 paired (matched) ap...

journal_title：Bulletin of the World Health Organization

authors： Abegunde DO,Shengelia B,Luyten A,Cameron A,Celletti F,Nishtar S,Pandurangi V,Mendis S

更新日期：2007-06-01 00:00:00

abstract：:A comprehensive field investigation in several parts of India has revealed that the presence of coliforms in drinking water is associated with hydrogen sulfide-producing organisms. This paper describes a simple, rapid, and inexpensive field test for the screening of drinking water for faecal pollution, based on the de...

journal_title：Bulletin of the World Health Organization

authors： Manja KS,Maurya MS,Rao KM

更新日期：1982-01-01 00:00:00

abstract：:An influenzavirus of swine origin (swine/Taiwan/7310/70) antigenically closely related to the human A/Hong Kong/68 virus readily infected human volunteers. Those infected developed antihaemagglutinin and antineuraminidase antibodies to the human A/Hong Kong/68 virus as well as to the swine/Taiwan virus. The clinical r...

journal_title：Bulletin of the World Health Organization

authors： Beare AS,Schild GC,Hall TS

更新日期：1972-01-01 00:00:00

abstract：:Cancer of the uterine cervix is a global problem. It is the most common cancer in women in developing countries and is the second most common cancer in women worldwide, with approximately half a million new cases each year. It is strongly linked with an early onset of sexual activity and multiple sexual partners; rece...

journal_title：Bulletin of the World Health Organization

authors：

更新日期：1986-01-01 00:00:00

abstract：:Coordinated global efforts to prevent and control malaria have been a tour-de-force for public health, but success appears to have reached a plateau in many parts of the world. While this is a multifaceted problem, policy strategies have largely ignored genetic variations in humans as a factor that influences both sel...

journal_title：Bulletin of the World Health Organization

authors： Roederer MW,McLeod H,Juliano JJ

更新日期：2011-11-01 00:00:00

abstract：:The results of a WHO-assisted survey of the distribution of Q fever in 32 countries and an analysis of reports published to date indicate that Q fever exists in 51 countries on five continents. Q-fever infection was most often reported in man and the domestic ruminants, such as cattle, sheep, and goats.The disease was...

journal_title：Bulletin of the World Health Organization

authors： KAPLAN MM,BERTAGNA P

更新日期：1955-01-01 00:00:00

abstract：OBJECTIVE:To examine the impact of maternity waiting homes on the use of facility-based birthing services for women in two remote districts of Timor-Leste. METHODS:A before-and-after study design was used to compare the number of facility-based births in women who lived at different distances (0-5, 6-25, 26-50 and > 5...

journal_title：Bulletin of the World Health Organization

authors： Wild K,Barclay L,Kelly P,Martins N

更新日期：2012-02-01 00:00:00

abstract：:This account of the conduct of the Similium Control Scheme at Abuja, Northern Nigeria, over the period 1956-66 shows that, by larvicide treatment of some 160 km of rivers with DDT in the early wet season, the Simulium damnosum density has been reduced by about 90% of its precontrol level each year over an area of more...

journal_title：Bulletin of the World Health Organization

authors： Davies JB

更新日期：1968-01-01 00:00:00

abstract：:Vaccination of pre-school children in the 1-7-years age-group for the specific prophylaxis of mumps and rubella is often difficult to arrange because of the already large number of inoculations given to these children. Combined vaccines to protect against measles, mumps and rubella should therefore be a valuable devel...

journal_title：Bulletin of the World Health Organization

authors： Smorodintsev AA,Nasibov MN,Jakovleva NV

更新日期：1970-01-01 00:00:00

abstract：:Monoclonal antibody NYS4 recognizes a single 140 kDa antigen on the surface of Plasmodium yoelii sporozoites, an antigen which is distinct from the extensively characterized circumsporozoite (CS) protein. To more thoroughly characterize this additional surface component, a genomic expression library was screened with ...

journal_title：Bulletin of the World Health Organization

authors： Hedstrom RC,Campbell JR,Leef ML,Charoenvit Y,Carter M,Sedegah M,Beaudoin RL,Hoffman SL

更新日期：1990-01-01 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

authors： WEITZ B

更新日期：1963-01-01 00:00:00

abstract：:From the standpoint of nutritional needs, physiological maturation, and immunological safety the provision of foods other than breast milk before about four months of age is unnecessary and may also be harmful. On the other hand, many infants require some complementary feeding by about six months of age. There are a n...

journal_title：Bulletin of the World Health Organization

authors：

更新日期：1989-01-01 00:00:00

abstract：:The spot hybridization assay for the detection of Plasmodium falciparum reported here uses as probe a repetitive DNA sequence from this species and exhibits a high degree of species specificity. Isolates from African, Asian, and South American patients were positive in the assay and gametocytes could be detected at th...

journal_title：Bulletin of the World Health Organization

authors： Holmberg M,Björkman A,Franzén L,Aslund L,Lebbad M,Pettersson U,Wigzell H

更新日期：1986-01-01 00:00:00

abstract：:Three experiments were carried out in field cages to test the principle of "transport" of a desirable gene or chromosome into a wild Culex fatigans population as a result of the sterility in cross-matings associated with cytoplasmic incompatibility. Cycling populations of Delhi origin were established in the cages and...

journal_title：Bulletin of the World Health Organization

authors： Curtis CF

更新日期：1976-01-01 00:00:00

abstract：:In the early summer of 1993, an outbreak of Rift Valley fever (RVF) was reported among both humans and animals in Aswan Governorate, Upper Egypt. To determine whether RVF infection had spread to the Nile delta region of the country, we carried out a cross-sectional survey of 1181 occupationally exposed abattoir worker...

journal_title：Bulletin of the World Health Organization

authors： Abu-Elyazeed R,el-Sharkawy S,Olson J,Botros B,Soliman A,Salib A,Cummings C,Arthur R

更新日期：1996-01-01 00:00:00

abstract：:Cardiomyopathies are certain heart diseases of unknown etiology and pathogenesis, occurring mostly in tropical and subtropical areas, where they constitute a major clinical problem and sometimes a public health problem. The need for international co-operation in the study of such forms of heart disease has long been r...

journal_title：Bulletin of the World Health Organization

authors：

更新日期：1968-01-01 00:00:00

abstract：:This paper is a report on the first (serological) phase of a study organized by WHO in collaboration with the WHO International Reference Centre for Respiratory Virus Diseases other than Influenza in Bethesda, Md., USA, to define the viral etiology of severe respiratory infections in children, particularly in tropical...

journal_title：Bulletin of the World Health Organization

authors： Chanock R,Chambon L,Chang W,Gonçalves Ferreira F,Gharpure P,Grant L,Hatem J,Imam I,Kalra S,Lim K,Madalengoitia J,Spence L,Teng P,Ferreira W

更新日期：1967-01-01 00:00:00