[1] Univ Calif San Diego, Dept Psychiat, San Diego, CA 92093 USA
[2] Vet Affairs San Diego Healthcare Syst, La Jolla, CA USA
[3] Vet Med & Res Fdn, La Jolla, CA USA
[4] Bicetre Univ Hosp, AP HP, INSERM, U669,Dept Psychiat, Paris, France
[5] Columbia Univ, Dept Biostat, New York, NY USA
[6] Columbia Univ, Dept Psychiat, New York, NY USA
[7] New York State Psychiat Inst & Hosp, Div Biostat & Data Coordinat, New York, NY 10032 USA
[8] Balamand Univ, Dept Psychiat & Clin Psychol, St George Hosp, Univ Med Ctr, Beirut, Lebanon
[9] MIND, Fac Med, Beirut, Lebanon
[10] IDRAAC, Beirut, Lebanon
[11] SUNY Upstate Med Univ, Dept Psychiat, Syracuse, NY USA
[12] Tufts Univ, Sch Med, Dept Psychiat, Boston, MA 02111 USA
[13] Univ Pittsburgh, Sch Med, Dept Psychiat, Pittsburgh, PA USA
[14] Univ Pittsburgh, Western Psychiat Inst & Clin, Dept Community & Behav Hlth Sci, Grad Sch Publ Hlth, Pittsburgh, PA 15213 USA
[15] Univ Calif San Diego, La Jolla, CA 92093 USA
[16] San Diego State Joint Doctoral Program Clin Psych, La Jolla, CA USA
[17] Vet Med Educ & Res Fdn, La Jolla, CA USA
[18] Columbia Univ Coll Phys & Surg, Dept Psychiat, New York, NY 10032 USA
[19] Columbia Univ, Sch Social Work, Complicated Grief Treatment Res Program, New York, NY USA
[20] Massachusetts Gen Hosp, Ctr Anxiety & Traumat Stress Disorders, Boston, MA 02114 USA
[21] Massachusetts Gen Hosp, Complicated Grief Program, Boston, MA 02114 USA