Fitri SR, Lubis S. Relationship between the Pregnant Women’s Knowledge about Pregnancy Exercise and Back Pain Events at Mahdalena Pane Clinic. International Journal of Clinical Inventions and Medical Sciences [Internet]. 2023Mar.6 [cited 2025Oct.30];5(1):12-7. Available from: https://lamintang.org/journal/index.php/ijcims/article/view/312