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Menstrual Cramps in Anovulatory versus Normally Ovulatory Cycles — SARS-COV-2 Pandemic Daily Data Plus a Meta-Analysis ...
Introduction Primary dysmenorrhea refers to painful menstrual cramps that often begin in adolescence and are not caused by pelvic pathology.1 Cramps usually start approximately 6–24 months after menarche,1–3 with episodes beginning just before or at flow …