Department of Respiratory and Critical Care Medicine First Affiliated Hospital of Zhejiang Chinese Medical University;
Department of Geriatrics Hospital Affiliated to Beijing University of Chinese Medicine;
School of Life Sciences University of Chinese Medicine;
Department of Intensive Cae Unit Hospital Affiliated to Beijing University of Chinese Medicine;
School of Postgraduate University of Chinese Medicine;
School of Traditional Chinese Medicine University of Chinese Medicine;
Department of Respiratory Hospital Affiliated to Beijing University of Chinese Medicine;
BLEOMYCIN; Idiopathic pulmonary fibrosis; Pattern characteristics; Tongue image; Fibrinolytic factor; Inflammatory factor;