Common genetic liability to major depression and posttraumatic stress disorder in men☆
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☆ Conflict of interest: All authors declare they have no conflict of interestContributors: Dr. Koenen conceptualized the research question, conducted the literature review, performed statistical analyses, and took the lead role in writing the first draft of the paper. Drs. Fu and Ertel participated in the conceptualization of the research question, statistical analyses, and in editing the paper for important intellectual content. Drs. Lyons, Eisen, True, Goldberg, and Tsuang designed the study, developed the protocol for data collection, and edited the paper for important intellectual content. All authors contributed to and have approved the final manuscript.Funding sources: Funding for this study was provided by NIMH-K08MH070627 to Dr. Koenen and NCI-K07CA104119 to Dr. Fu. Additional funding was provided by the American Foundation for Suicide Prevention, National Institute on Drug Abuse and the Robert Wood Johnson Foundation. The United States Department of Veterans Affairs has provided financial support for the development and maintenance of the Vietnam Era Twin (VET) Registry.The funding sources had no further role in study design; in the collection, analysis and interpretation of data; in the writing of the report; and in the decision to submit the paper for publication.
PII: S0165-0327(07)00145-0
doi:10.1016/j.jad.2007.04.021
© 2007 Elsevier B.V. All rights reserved.
