References:
1. Hamilton M. A rating scale for depression. J Neurol Neurosurg Psychiatry 1960; 23 (1): 56–62.
3. Sharp R. The Hamilton Rating Scale for Depression. Occup Med 2015; 65 (4): 340.
4. National Collaborating Center for Mental Health, National Institute of Health and Care Excellence, British Psychological Society. Appendix 11. The classification of depression and depression rating scales questionnaires. In: Depression: The treatment and management of depression in adults (updated edition). 2010.
