Muhammad Athar Buzdar, Liza Fayyaz, Iqra Shahzaib, Hafiz Asim Sohail. Comparative Effects of Forced Expiratory Training Versus Diaphragmatic Breathing on Pulmonary Functions, Dyspnea and Sputum Diary in Chronic Bronchitis. JHWCR. Published online July 12, 2025:e502. doi:10.61919/1dv40777