TY - BOOK AU - World Health Organization TI - Barrier contraceptives and spermicides: their role on family planning care SN - 92 4 156101 7 U1 - QV177 PY - 1987/// CY - Geneva PB - W H O KW - Spermicidal Agents KW - Family Planning KW - Contraception N2 - Contraception, Family Planning, Spermicidal Agents ER -