Dreher - Figure 41
Activity restriction in mild COPD: a challenging clinical problem
References
[21]
O’Donnell DE, Gebke KB. Activity restriction in mild COPD: a challenging clinical problem. Int J Chron Obstruct Pulmon Dis. 2014;9:577–588.
O’Donnell DE, Gebke KB. Activity restriction in mild COPD: a challenging clinical problem. Int J Chron Obstruct Pulmon Dis. 2014;9:577–588.