Alexander Gerber

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Antibodies to cytomegalovirus (CMV), Epstein-Barr virus (EBV), and herpes simplex viruses types 1 and 2 (HSV-1, HSV-2) in three sequential serum samples from 62 men who did and 61 men who did not develop human immunodeficiency virus (HIV) infection at the time of the final (third) serum specimen were studied. Antibody titers to CMV, EBV, and HSV-1 did not(More)
BACKGROUND The Centers for Disease Control and Prevention (Atlanta, Ga) annually provides more than +100 million in funding to states, territories, and cities for the provision of human immunodeficiency virus (HIV) counseling, testing, referral, and partner notification (CTRPN) services. Given the size of this expenditure, it is important to consider the(More)
A cross-sectional survey of 102 Peace Corps volunteers in Niger, West Africa, in 1998 had previously demonstrated a high rate of thyroid dysfunction and goiter attributable to excess iodine from their water filters. The Peace Corps volunteers were followed-up a mean of 30 wk after they ceased using iodine-based water filtration systems. Goiter was present(More)
Pretest and posttest counseling have become standard components of prevention-oriented human immunodeficiency virus (HIV) antibody testing programs. However, not all persons who receive pretest counseling and testing return for posttest counseling. Records of 557,967 clients from January through December 1990, representing more than 40 percent of all(More)
A number of scientific papers on yellow fever have been published but no broad scientometric analysis on the published research of yellow fever has been reported. The aim of the article based study was to provide an in-depth evaluation of the yellow fever field using large-scale data analysis and employment of bibliometric indicators of production and(More)
BACKGROUND Tuberculosis belongs to the lung infectious diseases with the highest impact on global burden of disease. Yet there is no concise scientometric study about tuberculosis research. Therefore, the NewQiS project elected this subject as focus of an in depth analysis to perform density equalizing mapping in combination with scientometrics. METHOD In(More)
BACKGROUND There are several ways to conduct a job task analysis in medical work environments including pencil-paper observations, interviews and questionnaires. However these methods implicate bias problems such as high inter-individual deviations and risks of misjudgement. Computer-based observation helps to reduce these problems. The aim of this paper is(More)
Large-scale production of aromatic amines that serve as intermediates in the aniline dye industry began in this country during World War I. In the United States, the first known occupationally induced aromatic amine cancers of the bladder were observed at a dye factory in 1931. Additional cases of benzidine-related bladder cancer was subsequently reported(More)