The case for eliminating excessive worry as a requirement for generalized anxiety disorder: a cross-national investigation.

Journal: Psychological medicine

Publication Year: 

Authors & Co-authors:  Ruscio Ayelet Meron AM Rassaby Madeleine M Stein Murray B MB Stein Dan J DJ Aguilar-Gaxiola Sergio S Al-Hamzawi Ali A Alonso Jordi J Atwoli Lukoye L Borges Guilherme G Bromet Evelyn J EJ