M. Al-Habib, Hazim, Rajaa A. Yonis, and Amjad F. Ahmad. 2010. “Waist Circumference: A Better Predictor Forlung Ventilation Than Body Mass Index”. Annals of the College of Medicine, Mosul 36 (1):12-17. https://doi.org/10.33899/mmed.2010.8931.