IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-5-41965 Original Research Paper A CROSS-SECTIONAL STUDY ON IMPORTANCE OF ECHOCARDIOGRAPHIC EVALUATION IN CHRONIC OBSTRUCTIVE PULMONARY DISEASE PATIENTS IN A TERTIARY CARE CENTRE. Aditya Bora Dr. Dr. Vidhi Shah Dr. May 2022 11 5 01 02