Nepal O, Humagain S, Koju RP. Study of Echocardiographic Measurements to Estimate the Physiological Cardiac Efficiency in Apparently Healthy Patients Visiting University Hospital for Cardiac Evaluation. Kathmandu Univ. Med. J. [Internet]. 2021 Dec. 31 [cited 2024 Jun. 30];19(4):424-8. Available from: https://nepjol.info/index.php/KUMJ/article/view/49755