006970000a22002290004500003000900000005001700009020001500026264005000041700003100091700002400122700002300146245010500169300001000274500005800284041000800342650002500350650002500375650002600400650001300426650001700439040001100456PH-MaWHO20241108112616.0  a0195636309  aNew Delhi : bOxford University Press,c1994.  aWorld Health Organization.  aLook, Paul F.A. van  aPerez-Palacios, G.  aContraceptive research and development 1984 to 1994 : the road from Mexico City to Cairo and beyond.  a546p.  aPublished on behalf of the World Health Organization.  aeng  aContraceptive agents  aContraceptives, Oral  aContraceptive devices  aResearch  aReproduction  aWHOLIS