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.

MLA

Shevlin, Mark, et al. “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.” BMC Psychiatry, vol. 22, no. 1, Mar. 2022, p. 154. EBSCOhost, https://doi.org/10.1186/s12888-022-03787-5.

APA

Shevlin, M., Butter, S., McBride, O., Murphy, J., Gibson-Miller, J., Hartman, T. K., Levita, L., Mason, L., Martinez, A. P., McKay, R., Stocks, T. V., Bennett, K. M., Hyland, P., Vallieres, F., Valiente, C., Vazquez, C., Contreras, A., Peinado, V., Trucharte, A., … Bentall, R. P. (2022). 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. BMC Psychiatry, 22(1), 154. https://doi.org/10.1186/s12888-022-03787-5

Chicago

Shevlin, Mark, Sarah Butter, Orla McBride, Jamie Murphy, Jilly Gibson-Miller, Todd K Hartman, Liat Levita, et al. 2022. “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.” BMC Psychiatry 22 (1): 154. doi:10.1186/s12888-022-03787-5.