(Q50461502)
Statements
Burden of chronic obstructive pulmonary disease in the elderly population (English)
1 reference
Seiichi Kobayashi
1 reference
Masaru Yanai
1 reference
Masakazu Hanagama
1 reference
Shinsuke Yamanda
1 reference
19 June 2014
1 reference
52
1 reference
5
1 reference
296-301
1 reference