TY - BOOK ED - Institute for Resource Development TI - Demographic and health surveys : : model "B" questionnaire with additional health questions and commentary for low contraceptive prevalence countries U1 - 363.96091724 PY - 1987/// CY - Columbia PB - Institute for Resource Development, KW - Social problems and services KW - Contraceptives KW - family planning programmes KW - Demographic research KW - Questionnaires KW - Population surveys KW - Developing countries ER -