TY - GEN AU - Elstein,M TI - Liver hamartomas in patients on oral contraceptives SN - 0007-1447 PY - 1975///0115 KW - Contraceptives, Oral KW - adverse effects KW - Female KW - Hamartoma KW - chemically induced KW - Humans KW - Liver Neoplasms KW - Mestranol KW - administration & dosage N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bmj.4.5938.231-a ER -