Effect of 4 weeks of Acu-TENS on functional capacity and β-endorphin level in subjects with chronic obstructive pulmonary disease: A randomized controlled trial

Autor: Ngai, Shirley P.C., Jones, Alice Y.M., Hui-Chan, Christina W.Y., Ko, Fanny W.S., Hui, David S.C.
Zdroj: In Respiratory Physiology & Neurobiology 2010 173(1):29-36
Databáze: ScienceDirect