Keywords = Fraction thickness
Diaphragmatic Response to Inspiratory versus Expiratory Training in Patients with Chronic Obstructive Pulmonary Disease

Volume 88, March, March 2020, Pages 883-888

AZZA A. ABD EL-HADY, Ph.D.; BASANT H. ELREFAEY, Ph.D.; YOUSSEF M. AMIN SOLIMAN, M.D.; HEBA TULLAH E. AFIFI, M.Sc.