The effect of teach-back training intervention of breathing exercise on the level of dyspnea, six-minutes walking test and FEV1/FVC ratio in patients with chronic obstructive pulmonary disease; a randomized controlled trial.
Ali Hasanpour DehkordiSepehr Ebrahimi-DehkordiFatemeh Banitalebi-DehkordiShahriar Salehi TaliSoleiman KheiriAkbar Soleimani BabadiPublished in: Expert review of respiratory medicine (2020)
http//www.irct.ir.Unique identifier: IRCT20181024041449N5.