TY - BOOK TI - Recent levels and trends of contraceptives use as assessed in 1983 U1 - 304.66609045021 PY - 1984/// CY - NewYork PB - United Nations depart. of international economic and so cial affairs KW - Contraception KW - Statictics KW - Contraceptives KW - Birth control N1 - Includes bibliographical references ER -