title: The mid-cycle hormone surge.
mesh_terms: D000728:Androgens / Q000097:blood*; D000735:Androstenedione / Q000097:blood; D005260:Female; D005298:Fertility; D006801:Humans; D008598:Menstruation; D013739:Testosterone / Q000097:blood
chemical_list: D000728:Androgens; D013739:Testosterone; D000735:Androstenedione