Chuatrakoon B, Ngai SP, Sungkarat S, Uthaikhup S, et al. Balance impairment and effectiveness of exercise intervention in Chronic
Obstructive Pulmonary Disease-a systematic review. Arch Phys Med Rehabil 2020 Feb 27. pii: S0003-9993(20)30107.
PMID: 32113975