Detailed Introduction Yang Wenlan, Associate Chief Physician, is responsible for clinical testing, teaching, and research in the pulmonary function laboratory. She is a member of the Respiratory Therapy Group of the Chinese Medical Association's Respiratory Disease Branch, a standing committee member of the Children's Respiratory Function Committee of the China Primary Health Care Foundation, a member of the Respiratory Disease Branch of the Chinese Geriatric Health Care Research Association, and the deputy head of the Pulmonary Function Group of the Shanghai Medical Association's Respiratory Disease Branch. Her current research primarily focuses on the respiratory physiology and applied studies of pulmonary function in respiratory diseases such as chronic obstructive pulmonary disease, bronchial asthma, bronchiectasis, pulmonary embolism, and occupational diseases. She has participated in multiple provincial and ministerial-level research projects and has published numerous papers in core domestic and international professional journals. She contributed to the development of China's first guideline for pulmonary function testing and assisted in the formulation of the first guideline for pediatric pulmonary function testing.