irst= has generic name (help); More than one of |pages= and |page= specified (help)↑ Ribeiro, JD (2012 Feb). "Sleep problems outperform depression and hopelessness as cross-sectional and longitudinal predictors of suicidal ideation and behavior in young adults in the military". Journal of Affective Disorders. 136 (3): 743–50. doi:10.1016/j.jad.2011.09.049. PMID 22032872. {{cite journal}}: Check date values in: |date= (help); Unknown parameter |coauthors= ignored (|author= suggested) (help)↑ Bernert, RA (2005 Sep). "Suicidality and sleep disturbances". Sleep. 28 (9): 1135–41. PMID 16268383. {{cite journal}}: Check date values in: |date= (help); Unknown parameter |coauthors= ignored (|author= suggested) (help)↑ 45.0 45.1 Joiner TE, Jr (2005). "The psychology and neurobiology of suicidal behavior". Annual review of psychology. 56: 287–314. doi:10.1146/annurev.psych.56.091103.070320. PMID 15709937. {{cite journal}}: Unknown parameter |coauthors= ignored (|author= suggested) (help)↑