Generalized anxiety disorder: is there any specific symptom?
Faravelli C, Castellini G, Benni L, Brugnera A, Landi M, Lo Sauro C, Pietrini F, Rotella F, Ricca V.
Faravelli C, et al.
Compr Psychiatry. 2012 Nov;53(8):1056-62. doi: 10.1016/j.comppsych.2012.04.002. Epub 2012 May 11.
Compr Psychiatry. 2012.
PMID: 22578985