005180000a22001450004500003000900000005001700009100003200026245007900058264010500137490002600242300000900268041000800277650004400285650004300329PH-MaWHO20241108112140.0  aNordberg O S, Atkinson L.E.  aEvaluation of the safety of modern contraceptives in developing countries.  aWashington, D.C. : bProgram for the Introduction and Adaptation of Contraceptive Technology,c1979.  a(PIACT paper ; no. 2)  a15p.  aeng  aContraceptive devicesxPharmacodynamics  aContraceptive agentsxPharmacodynamics