"authors","title","secondary title or journal name","volume","issue no.","start page","end page","publisher","publication year" "Kessler, Ronald C.; Wittchen, Hans-Ulrich; Abelson, Jamie; Zhao, Shanyang","Methodological issues in assessing psychiatric disorders with self-reports","The Science of Self-Report: Implications for Research and Practice","","","229","255","Lawrence Erlbaum Associates","2000" "Wittchen, Hans-Ulrich; Kessler, Ronald C.; Zhao, Shanyang; Abelson, Jamie","Reliability and clinical validity of UM-CIDI DSM-III--R generalized anxiety disorder","Journal of Psychiatric Research","29","2","95","110","","1995"