Dr. Seema, Dr. Bharat Batham, Dr. Ajay Pal Singh and Dr. Jadi Suresh (2023) “‘’DETERMINE THE RELATIONSHIP BETWEEN ARRYTHMIA OCCURRENCE AND THE SEVERITY OF COPD’’”, Journal of Population Therapeutics and Clinical Pharmacology, 30(7), pp. 497–507. doi: 10.53555/jptcp.v30i7.2613.