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Auteur R.H. GRAY |
Documents disponibles écrits par cet auteur (7)
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L.M. LEE ; L.J. ELDRED ; P.L. FLEMING ; R.H. GRAY ; P.M. WORTLEY ; Department of Population and Family Health Sciences. School of Hygiene and Public Health. Johns Hopkins University. Baltimore. MD. USA ; Division of Hiv. Aids Prevention-Surveillance and Epidemiology. National Center for Hiv. Std. Tb Prevention. Centers for Disease Control and Prevention. Atlanta. GA. USA |[BDSP. Notice produite par INIST nXKR0xOn. Diffusion soumise à autorisation]. The objective of this study was to examine the effect of duration of human immunodeficiency virus (HIV) infection on a woman's likelihood of giving birth. Using longit[...]Article
A.A. LINDLEY ; S. BECKER ; R.H. GRAY ; A.A. Herman ; Department of Population and Family Health Sciences. School of Hygiene and Public Health. The Johns Hopkins University. Baltimore. MD. USA |[BDSP. Notice produite par INIST R0xq2RKc. Diffusion soumise à autorisation]. The objective of this study was to determine whether stopping smoking between the first prenatal care visit and the 32nd week of pregnancy affects the smoking-associat[...]Article
R.H. GRAY ; Haroutune-K ARMENIAN, éd. ; S. BECKER ; Jonathan-M SAMET, éd. ; Department of Epidemiology. School of Hygiene and Public Health. Johns Hopkins University. Baltimore. MD. USA ; Department of Population and Family Health Sciences. School of Hygiene and Public Health. Johns Hopkins University. Baltimore. MD. USA |[BDSP. Notice produite par INIST vAR0xT9a. Diffusion soumise à autorisation].Article
A.A. LINDLEY ; S. BECKER ; R.H. GRAY ; A.A. Herman ; Department of Population and Family Health Sciences. The Johns Hopkins University School of Hygiene and Public Health. Baltimore. MD. USA ; Division of Epidemiology. Statistics. And Prevention Research. National Center for Child Health and Human Development. National Institutes of Health. Bethesda. MD. USA |[BDSP. Notice produite par INIST GR0xhfOb. Diffusion soumise à autorisation]. Objectives. This study examined the effect of maternal smoking during pregnancy on infant body proportion. Methods. The ponderal index, defined as birthweight divided [...]Article
R.H. GRAY ; LING YU WU . (.) ; School of Hygiene and Public Health. Johns Hopkins University. Baltimore. MD. USA |[BDSP. Notice produite par INIST 6sR0x2C0. Diffusion soumise à autorisation]. Objectives. The purpose ofthis study was to assess the association between subfertility and spontaneous abortion. Methods. A total of 1572 women in New York and Vermon[...]Article
A. CORREA ; R. COHEN ; M. CORN ; Shah FARIDAH ; R.H. GRAY ; N. ROTHMAN ; H. SEACAT ; Department of Epidemiology. The Johns Hopkins University School of Hygiene School of Hygiene and Public Health. 615 N Wolfe Street. Baltimore MD. USA |[BDSP. Notice produite par INIST 2D19R0xU. Diffusion soumise à autorisation]. Potential reproductive effects from occupational exposures to ethylene glycol ethers (EGE) are of concern since these organic solvents have been used widely in industr[...]Article
C.K. STANTON ; R.H. GRAY ; Johns Hopkins univ. School hyg public health. Dep population dynamics. Baltimore MD. USA |[BDSP. Notice produite par INIST TUnR0xjm. Diffusion soumise à autorisation]. The authors examined the effects of caffeine consumption on waiting time to conception in the Reproductive Health Study, a retrospective study of 1,430 non-contracepti[...]