Efficacy and safety of long-term use of a positive expiratory pressure device in chronic obstructive pulmonary disease patients, a randomized controlled trial
Date of Publication:2019-04-01 Hits:
Journal:BMC Pulm Med
Indexed by:Journal paper
Document Code:10.1186/s12890-023-02319-5
Document Type:J
Volume:46(2)
Page Number:238-245
Translation or Not:no
Date of Publication:2019-04-01
