HIV transmission through breastfeeding: a study in Malawi. JAMA 1999 ... The relationship of the duration of ruptured membranes to vertical transmission of human immunodeficiency virus. Am J Obstet Gynecol 1995;173:585-589. 12. European ... Jimmy. Volmink. Director. of. Research. and. Analysis. Global. Health. Council. Washington, . DC. USA. Competing interests: None declared. Infants not breastanbsp;...