Frailty and patient-reported outcomes in subjects with chronic obstructive pulmonary disease: are they independent entities?
Crossref DOI link: https://doi.org/10.1136/bmjresp-2017-000196
Published Online: 2017-07-03
Published Print: 2017-07
Update policy: https://doi.org/10.1136/crossmarkpolicy
Kusunose, Masaaki
Oga, Toru
Nakamura, Saya
Hasegawa, Yoshinori
Nishimura, Koichi
Funding for this research was provided by:
National Center for Geriatrics and Gerontology (NCGG), Japan
