Sonika A Study to assess the effect of Buteyko Breathing Technique (BBT) on selected metabolic and pulmonary function parameters among COPD patients visiting Pulmonary OPD in AIIMS Bhopal - Bhopal AIIMS 2024 - xviii; 59p. HB Subjects--Topical Terms: Critical Care NursingM.Sc Nursing Thesis Dewey Class. No.: 378.242 / NCRI