TY - GEN TI - Contraceptive pellet: small size but long life SN - 0098-7484 PY - 1980///0108 KW - Contraception KW - Contraceptive Agents KW - Contraceptive Agents, Female KW - Family Planning Services KW - Norethindrone KW - Norgestrel N1 - Publication Type: Journal Article ER -