1. Ethical standing for commander self-care: the need for sleep;Shay;Parameters,1998
2. Sleep deprivation: impact on cognitive performance;Alhola;Neuropsychiatr Dis Treat,2007
3. Nothing new under the sun: post-traumatic stress disorders in the ancient world;Abdul-hamid;Early Sci Med,2014
4. Diagnostic and statistical manual of mental disorders: DSM-5,2013
5. Cases of nervous and mental shock observed in the base hospitals in France;Turner;J R Army Med Corps,1915