A high risk twin study of combat-related PTSD comorbidity.
Koenen KC, Lyons MJ, Goldberg J, Simpson J, Williams WM, Toomey R, Eisen SA, True WR, Cloitre M, Wolfe J, Tsuang MT.
Koenen KC, et al.
Twin Res. 2003 Jun;6(3):218-26. doi: 10.1375/136905203765693870.
Twin Res. 2003.
PMID: 12855071