1.
Helfiana R. The Effect of Physical Activity on the Menstrual Cycle at Martial Art Putri at the University of Muhammadiyah Makassar. JAMRMHSS [Internet]. 2020Aug.14 [cited 2026Sep.16];1(1):11-6. Available from: https://www.amrsjournals.com/index.php/jamrmhss/article/view/18