Septianingrum Y, Hatmanti NM. CORRELATION BETWEEN MENSTRUAL PAIN AND LEVEL OF CORTISOL AMONG NURSING STUDENT OF NAHDLATUL ULAMA UNIVERSITY, SURABAYA. ICKCNA [Internet]. 2019 Sep. 7 [cited 2026 May 30];1(1). Available from: https://ejournal-kertacendekia.id/index.php/ICKCNA/article/view/98