TY - GEN AU - McIver,B AU - Romanski,S A AU - Nippoldt,T B TI - Evaluation and management of amenorrhea SN - 0025-6196 PY - 1998///0114 KW - Amenorrhea KW - classification KW - Female KW - Humans KW - Menstrual Cycle N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.4065/72.12.1161 ER -