Shrivatava MM, Sharma A, Tripathi S, Pali V. Tratak – A Yoga Kriya For Eye Sight And Stress In Modern Era. irjay [Internet]. 2021 Mar. 31 [cited 2024 May 2];4(3):180-4. Available from: https://irjay.com/index.php/irjay/article/view/819