TY - BOOK AU - Hatcher,Robert A. AU - Rinehart,Ward AU - Blackburn,Richard AU - Geller,Judith S. TI - The essentials of contraceptive technology: a handbook for clinic staff SN - 1885960018 PY - 1997/// CY - Baltimore, MD PB - Center for Communication Programs, The Johns Hopkins School of Public Health KW - Contraception KW - methods KW - Contraceptive devices ER -