Hartung, T. J., & Keller, M. (2017). The Hospital Anxiety and Depression Scale (HADS) and the 9-item Patient Health Questionnaire (PHQ-9) as screening instruments for depression in patients with cancer. Cancer, 123(21), . https://doi.org/10.1002/cncr.30846
Chicago Style (17th ed.) CitationHartung, Tim J., and Monika Keller. "The Hospital Anxiety and Depression Scale (HADS) and the 9-item Patient Health Questionnaire (PHQ-9) as Screening Instruments for Depression in Patients with Cancer." Cancer 123, no. 21 (2017). https://doi.org/10.1002/cncr.30846.
MLA (9th ed.) CitationHartung, Tim J., and Monika Keller. "The Hospital Anxiety and Depression Scale (HADS) and the 9-item Patient Health Questionnaire (PHQ-9) as Screening Instruments for Depression in Patients with Cancer." Cancer, vol. 123, no. 21, 2017, https://doi.org/10.1002/cncr.30846.