Sudhan SG, Deepa Chandrasekaran, Senthil Selvam S, and Sivakumar C. “Abdominal Muscle Strengthening and Cardiovascular Responses”. International Journal of Research in Pharmaceutical Sciences 9, no. 4 (November 2, 2023): 1314–1320. Accessed October 9, 2025. https://ijrps.com/home/article/view/4462.