Hidayat M, Wardani KR, Purba BM, Apreza RT. Blood Calcium Level and Its Correlation with Calcium Daily Intake, Calcium Supplementation & Clinical Symptoms in Women with Premenstrual Syndrome. J. Med. Health [Internet]. 2017Aug.31 [cited 2024Apr.24];1(6). Available from: https://journal.maranatha.edu/index.php/jmh/article/view/556