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Papers published by Dr Yunfeng Li:

Original Research

Costs and health care resource utilization among chronic obstructive pulmonary disease patients with newly acquired pneumonia

Lin J, Li Y, Tian H, Goodman MJ, Gabriel S, Nazareth T, Turner SJ, Arcona S, Kahler KH

ClinicoEconomics and Outcomes Research 2014, 6:349-356

Published Date: 16 July 2014

Original Research

Group-based trajectory modeling to assess adherence to biologics among patients with psoriasis

Li Y, Zhou H, Cai B, Kahler KH, Tian H, Gabriel S, Arcona S

ClinicoEconomics and Outcomes Research 2014, 6:197-208

Published Date: 10 April 2014

Original Research

Inhaled corticosteroid use in patients with chronic obstructive pulmonary disease and the risk of pneumonia: a retrospective claims data analysis

Yawn BP, Li YF, Tian HJ, Zhang J, Arcona S, Kahler KH

International Journal of Chronic Obstructive Pulmonary Disease 2013, 8:295-304

Published Date: 27 June 2013