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Paper published by Dr Hongchang Ma:
Original Research
Multiple Factor Analysis of Depression and/or Anxiety in Patients with Acute Exacerbation Chronic Obstructive Pulmonary Disease
Long J, Ouyang Y, Duan H, Xiang Z, Ma H, Ju M, Sun D
International Journal of Chronic Obstructive Pulmonary Disease 2020, 15:1449-1464
Published Date: 19 June 2020