Changes in serum vitamin A level during the human menstrual cycle.
D001769:Blood; D005260:Female; D006801:Humans; D008597:Menstrual Cycle; D008598:Menstruation / Q000097:blood*; D014801:Vitamin A / Q000097:blood*
D014801:Vitamin A
BLOOD; MENSTRUATION/blood in; VITAMIN A/in blood