TY - GEN AU - Kashyap,P AU - Sugathan,T N TI - Continuation rates of use with a closed, non-tailed intrauterine device: polygon (M) and Lippes' loop (B) SN - 0971-5916 PY - 1971///1030 KW - Adult KW - Evaluation Studies as Topic KW - Female KW - Humans KW - India KW - Intrauterine Devices KW - statistics & numerical data KW - Pregnancy KW - Statistics as Topic KW - Time Factors N1 - Publication Type: Comparative Study; Journal Article ER -