Semple, S. “COPD: Is There Evidence to Support a Role for Resistance Training in Improving Measurable Health-Related Quality of Life in Pulmonary Rehabilitation?”. South African Journal of Sports Medicine 19, no. 5 (December 5, 2007). Accessed May 1, 2024. https://journals.assaf.org.za/index.php/sajsm/article/view/654.