Shrestha, Anusuya, Nirju Ranjit, Rosha Bhandari, Bidur Adhikari, and Jyoti Gautam. 2019. “Measurement of Subcarinal Angle: A Cadaveric Study”. Journal of Institute of Medicine Nepal 41 (1):20-23. https://nepjol.info/index.php/JIOM/article/view/28587.