Journal Article 1 302 Methode 358 Research Support, Non-U.S. Gov't 213 Geschichtswissenschaft 157 History 137 Family Planning 115 Contraception 114 plus ... Wissenschaft 110 Geschichte 102 Contraceptive Methods 100 Historiography 91 Deutschland 80 Review 72 Barrier Methods 68 Geschichtsschreibung 68 Developing Countries 67 Developed Countries 62 Methodology 54 Condom 52 Diseases 49 Americas 48 Economic Factors 48 Contraceptives, Oral 45 Water Pollutants, Chemical 43 Oral Contraceptives 42 Theorie 42 Programs 41 Behavior 40 Organization And Administration 40 North America 39 moins ...