Cite
MLA Citation
Jay S. Patel et al.. “Measurement invariance of the patient health questionnaire‐9 (PHQ‐9) depression screener in U.S. adults across sex, race/ethnicity, and education level: NHANES 2005–2016.” Depression and anxiety, vol. 36, no. 9, 2019, pp. 813–823. http://access.bl.uk/ark:/81055/vdc_100091284291.0x000025