[1]
M. Hassaan, M. Ajmal, N. I. Butt, S. Aftab, F. Ashfaq, and M. Q. Tareen, “FREQUENCY OF PULMONARY HYPERTENSION USING ECHOCARDIOGRAPHY IN PATIENTS OF IDIOPATHIC PULMONARY FIBROSIS AT A TERTIARY CARE HOSPITAL”, J Postgrad Med Inst, vol. 36, no. 2, pp. 121–4, Jun. 2022.