TY - JOUR T1 - Symmetry symptoms in obsessive-compulsive disorder: clinical and genetic correlates JO - Brazilian Journal of Psychiatry A1 - Lochner, Christine A1 - McGregor, Nathaniel A1 - Hemmings, Sian A1 - Harvey, Brian H. A1 - Breet, Elsie A1 - Swanevelder, Sonja A1 - Stein, Dan J. SN - 1516-4446 UL - 10.1590/1516-4446-2014-1619 VL - 38 Y1 - 2016 PB - scielo ER -