×
模态框（Modal）标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框（Modal）标题
×
Toggle navigation
Home
Content
Current Issue
Online First
Collections
Past Issues
Articles by Subject
Articles by Type
The Issue in Brief
Information
Guide for Authors
Editorial Boards
Media
About
Chinese General Practice
Engage
Engage
Subscribe
RSS
Email Alerts
Policies & Ethics
Contact
Feedback
Contact Us
Chinese
Research Progress of Sputum Biomarkers in the Diagnosis and Treatment of Chronic Obstructive Pulmonary Disease
MA Qingsong，LIU Ling，ZHAO Zhihuan
Chinese General Practice . 2021, (
20
): 2624 -2628 . DOI: 10.12114/j.issn.1007-9572.2021.00.497
