TY - GEN AU - Wohlfahrt,J AU - Melbye,M TI - Gender of offspring and long-term maternal breast cancer risk SN - 0007-0920 PY - 2000///0411 KW - Adult KW - Breast Neoplasms KW - etiology KW - Cohort Studies KW - Female KW - Follow-Up Studies KW - Hormones KW - physiology KW - Humans KW - Male KW - Middle Aged KW - Pregnancy KW - Risk Factors KW - Sex Ratio N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S UR - https://doi.org/10.1054/bjoc.1999.1044 ER -