"0"^^ . . . . . . . . "0"^^ . "menstrual phase"@en-us . . "15288707-n"^^ . . . "115288707"^^ . . "114423690"@en-us . "the phase of the menstrual cycle during which the lining of the uterus is shed (the first day of menstrual flow is considered day 1 of the menstrual cycle)"@en-us . "menstrual phase"^^ .