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APA Citation
Penfold, R. B., Whiteside, U., Johnson, E. E., Stewart, C. C., Oliver, M. M., Shortreed, S. M., Beck, A., Coleman, K. J., Rossom, R. C., Lawrence, J. M., & Simon, G. E. (2021). utility of item 9 of the patient health questionnaire in the prospective identification of adolescents at risk of suicide attempt. Suicide and life-threatening behavior, 51(5), 854–863. http://access.bl.uk/ark:/81055/vdc_100144748153.0x000048