Original Research

Construct Validity and Differential Item Functioning of the PHQ-9 Among Health Care Workers: Rasch Analysis Approach

Jiraniramai S, Wongpakaran T, Angkurawaranon C, Jiraporncharoen W, Wongpakaran N

Neuropsychiatric Disease and Treatment 2021, 17:1035-1045

Published Date: 8 April 2021