title: Menstrual cycle changes and intellectual performance.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001077:Aptitude Tests; D001683:Biological Clocks; D003276:Contraceptives, Oral; D004967:Estrogens / Q000097:blood; D005260:Female; D006801:Humans; D007360:Intelligence; D007361:Intelligence Tests; D008297:Male; D008598:Menstruation; D009042:Motivation; D010507:Periodicity; D011293:Premenstrual Syndrome; D011336:Probability; D011374:Progesterone / Q000097:blood; D012959:Socioeconomic Factors
chemical_list: D003276:Contraceptives, Oral; D004967:Estrogens; D011374:Progesterone