Saad, Ebrahim Mouaffak, Malek Hejazie, and Munif Al-meri. “The Effect of Obesity on Spirometry Tests Among Healthy Non-Smoking Adults”. Journal of medical and pharmaceutical sciences 6, no. 4 (September 25, 2022): 1–11. Accessed December 19, 2025. https://www.ajsrp.ojsexpert.com/index.php/jmps/article/view/5551.