TY - BOOK AU - Segal S. J., Southam A. L., Shafer K. D., International conference on Intra - Uterine Contraception (2nd: 1964: New York) TI - Intra - uterine contraception U1 - WP640 PY - 1965/// CY - Amsterdam PB - Excerpta Medica Foundation KW - Contraception Devices, Female KW - Intrauterine Devices N2 - Intrauterine Devices, Contraception Devices, Female ER -