Measurement invariance of the Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder scale (GAD-7) across four European countries during the COVID-19 pandemic. (2022)

Bibliographic Information

Digital Object Identifier: http://dx.doi.org/10.1186/s12888-022-03787-5

PubMed Identifier: 35232409

Publication URI: http://europepmc.org/abstract/MED/35232409

Type: Journal Article/Review

Volume: 22

Parent Publication: BMC psychiatry

Issue: 1

ISSN: 1471-244X