PGI14 RESPONSIVENESS TO CHANGE AND CONSTRUCT VALIDITY OF THE WORK PRODUCTIVITY AND ACTIVITY IMPAIRMENT QUESTIONNAIRE FOR GASTROESOPHAGEAL REFLUX DISEASE (WPAI : GERD) IN SWEDISH PATIENTS
Value in Health（2009）
关键词
construct validity
AI 理解论文
溯源树
样例
生成溯源树，研究论文发展脉络
Chat Paper
正在生成论文摘要