Clinical features of Japanese patients with exacerbations of chronic obstructive pulmonary disease.
Hiroki TashiroYuki KuriharaKoichiro TakahashiHironori SadamatsuTetsuro HaraguchiRyo TajiriAyako TakamoriShinya KimuraNaoko Sueoka-AraganePublished in: BMC pulmonary medicine (2020)
The patients in this study was registered retrospectively.