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Our Collaborators

Get to know the collaborators who have shared their data to our IPD meta-analysis to date

José M Belizán

Department of Mother and Child Health Research, Institute for Clinical Effectiveness and Health Policy (IECS-CONICET), Buenos Aires, Argentina

Belizán JM, Villar J, Gonzalez L, Campodonico L, Bergel E. Calcium supplementation to prevent hypertensive disorders of pregnancy. N Engl J Med. 1991 Nov 14;325(20):1399-405. doi: 10.1056/NEJM199111143252002. PMID: 1922250.

Richard J Levine

Division of Epidemiology, Statistics, and Prevention Research, National Institute of Child Health and Human Development, Department of Health and Human Services, Bethesda, USA

Levine RJ, Hauth JC, Curet LB, Sibai BM, Catalano PM, Morris CD, DerSimonian R, Esterlitz JR, Raymond EG, Bild DE, Clemens JD, Cutler JA. Trial of calcium to prevent preeclampsia. N Engl J Med. 1997 Jul 10;337(2):69-76. doi: 10.1056/NEJM199707103370201. PMID: 9211675.

José Villar

Development Programme/United Nations Population Fund/World Health Organization/World Bank Special Programme of Research, Department of Reproductive Health and Research, World Health Organization, Geneva, Switzerland.

Villar J, Abdel-Aleem H, Merialdi M, Mathai M, Ali MM, Zavaleta N, Purwar M, Hofmeyr J, Nguyen TN, Campódonico L, Landoulsi S, Carroli G, Lindheimer M; World Health Organization Calcium Supplementation for the Prevention of Preeclampsia Trial Group. World Health Organization randomized trial of calcium supplementation among low calcium intake pregnant women. Am J Obstet Gynecol. 2006 Mar;194(3):639-49. doi: 10.1016/j.ajog.2006.01.068. PMID: 16522392.

Milad Azami

Student Research Committee, Ilam University of Medical Sciences, Ilam, Iran

Azami M, Azadi T, Farhang S, Rahmati S, Pourtaghi K. The effects of multi mineral-vitamin D and vitamins (C+E) supplementation in the prevention of preeclampsia: An RCT. Int J Reprod Biomed. 2017 May;15(5):273-278. PMID: 28744522; PMCID: PMC5510580.

Justus Hofmeyr

Effective Care Research Unit, Eastern Cape Department of Health, Universities of the Witwatersrand, Walter Sisulu, and Fort Hare, East London, South Africa

Hofmeyr GJ, Betrán AP, Singata-Madliki M, Cormick G, Munjanja SP, Fawcus S, Mose S, Hall D, Ciganda A, Seuc AH, Lawrie TA, Bergel E, Roberts JM, von Dadelszen P, Belizán JM; Calcium and Pre-eclampsia Study Group. Prepregnancy and early pregnancy calcium supplementation among women at high risk of pre-eclampsia: a multicentre, double-blind, randomised, placebo-controlled trial. Lancet. 2019 Jan 26;393(10169):330-339. doi: 10.1016/S0140-6736(18)31818-X. PMID: 30696573; PMCID: PMC6346082.

Adrienne S Ettinger

Rutgers School of Public Health

Rutgers Biomedical and Health Sciences

Rutgers, The State University of New Jersey, USA

Ettinger AS, Lamadrid-Figueroa H, Téllez-Rojo MM, Mercado-García A, Peterson KE, Schwartz J, Hu H, Hernández-Avila M. Effect of calcium supplementation on blood lead levels in pregnancy: a randomized placebo-controlled trial. Environ Health Perspect. 2009 Jan;117(1):26-31. doi: 10.1289/ehp.11868. Epub 2008 Sep 2. PMID: 19165383; PMCID: PMC2627861.