label: Instruct in prospective identification of major premenstrual symptoms (e.g., bloating, cramping, irritability), use of prospective calendar check list or symptom log, and recording of timing and severity of each symptom
label_lc: instruct in prospective identification of major premenstrual symptoms (e.g., bloating, cramping, irritability), use of prospective calendar check list or symptom log, and recording of timing and severity of each symptom