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American Journal of Obstetrics and Gynecology|December 16, 1997
Risk factors associated with preeclampsia in healthy nulliparous women. The Calcium for Preeclampsia Prevention (CPEP) Study GroupB M Sibai, M Ewell, R J Levine, et al.
American Journal of Obstetrics and Gynecology|October 28, 1998
The relationship between abnormal glucose tolerance and hypertensive disorders of pregnancy in healthy nulliparous women. Calcium for Preeclampsia Prevention (CPEP) Study GroupG M Joffe, J R Esterlitz, R J Levine, et al.
Lancet (London, England)|October 21, 1978
Cholera, non-vibrio cholera, and stomach acidD R Nalin, R J Levine, M M Levine, et al.
Paediatric and Perinatal Epidemiology|June 1, 2001
Accuracy of self-reported cigarette smoking among pregnant women in the 1990sM A Klebanoff, R J Levine, C D Morris, et al.
Obstetrics and Gynecology|January 15, 2000
Pregnancy outcomes in healthy nulliparas who developed hypertension. Calcium for Preeclampsia Prevention Study GroupJ C Hauth, M G Ewell, R J Levine, et al.
American Journal of Obstetrics and Gynecology|October 18, 2000
Should the definition of preeclampsia include a rise in diastolic blood pressure of >/=15 mm Hg to a level <90 mm Hg in association with proteinuria?R J Levine, M G Ewell, J C Hauth, et al.
American Journal of Obstetrics and Gynecology|September 25, 2001
Ethnicity, nutrition, and birth outcomes in nulliparous womenG R Cohen, L B Curet, R J Levine, et al.
Environmental Health Perspectives|December 1, 1986
Contribution of formaldehyde to respiratory cancerN Nelson, R J Levine, R E Albert, et al.
The New England Journal of Medicine|July 5, 1990
Differences in the quality of semen in outdoor workers during summer and winterR J Levine, R M Mathew, C B Chenault, et al.
American Journal of Obstetrics and Gynecology|March 23, 2001
Nutrient intake and hypertensive disorders of pregnancy: Evidence from a large prospective cohortC D Morris, S L Jacobson, R Anand, et al.
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