TY - GEN AU - Akashi,M AU - Harada,N AU - Sho,Y TI - [Observations of breast cancer during pregnancy and the lactating period] SN - 0021-4949 PY - 1968///1220 KW - Adult KW - Age Factors KW - Breast Neoplasms KW - epidemiology KW - Carcinoma, Intraductal, Noninfiltrating KW - Female KW - Follow-Up Studies KW - Humans KW - Lactation KW - Middle Aged KW - Neoplasm Metastasis KW - Pregnancy KW - Pregnancy Complications KW - Sex Chromatin N1 - Publication Type: Journal Article ER -