TY - GEN AU - Wilkinson,M TI - Letter: Biology, abortion, and ethics SN - 0140-6736 PY - 1975///0826 KW - Abortion, Induced KW - Adrenal Cortex Hormones KW - physiology KW - Breast Neoplasms KW - prevention & control KW - Estrogens KW - Ethics, Medical KW - Female KW - Humans KW - Pregnancy N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0140-6736(75)91967-4 ER -