Sukhera Z, Mirza MZ- e-H, Azam R, Gondal IZ, Sukhera AM, Arshad K. Left Ventricular Systolic Dysfunction in Patients of Obstructive Sleep Apnea Syndrome. PAFMJ [Internet]. 23Feb.2023 [cited 5Jun.2023];73(1):123-6. Available from: https://pafmj.org/index.php/PAFMJ/article/view/7110