AU - Battaglia M, Pesenti-Gritti P, Medland SE, Ogliari A, Tambs K, Spatola CM TI - A genetically informed study of the association between childhood separation anxiety, sensitivity to co2, panic disorder, and the effect of childhood parental loss PT - JOUR DP - 2009 TA - Archives of General Psychiatry pages = {64-71}, VI - 66 IP - 1 AID - 10.1001/archgenpsychiatry.2008.513 [doi] 4100 - http://dx.doi.org/10.1001/archgenpsychiatry.2008.513 SO - Archives of General Psychiatry January 1, 2009 66(1):64