Saif M, Rahman FU, Liaqat J, Sajid U, Saeed F, Khan A, et al. Correlation of ECG changes at high altitude with findings on Coronary Angiogram. Pak Armed Forces Med J [Internet]. 2022 Nov. 21 [cited 2024 Nov. 24];72(SUPPL-3):S423-27. Available from: https://pafmj.org/PAFMJ/article/view/9525