1.
Shabbir A, Hussain Zaidi SB, Nisar S. FREQUENCY OF ECG ABNORMALITIES IN PATIENTS OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE ACCORDING TO DISEASE SEVERITY: ECG Abnormalities in Chronic Obstructive Pulmonary Disease. Pak Armed Forces Med J [Internet]. 2017 Aug. 30 [cited 2025 Jan. 11];67(4):569-74. Available from: https://pafmj.org/PAFMJ/article/view/689