Hengartner MP, Heekeren K, Dvorsky D, Walitza S, Rössler W, Theodoridou A. Checking the predictive accuracy of basic symptoms against ultra high-risk criteria and testing of a multivariable prediction model: Evidence from a prospective three-year observational study of persons at clinical high-risk for psychosis. Eur Psychiatry. 2017 Sep;45:27-35. 


Theodoridou A, Hengartner MP, Heekeren K, Dvorsky D, Schultze-Lutter F, Gerstenberg M, Walitza S, Rössler W. Influence of demographic characteristics on attenuated positive psychotic symptoms in a young, help-seeking, at-risk population. Early Interv Psychiatry. 2017 Apr 18. 


Gerstenberg M, Theodoridou A, Traber-Walker N, Franscini M, Wotruba D, Metzler S, Dvorsky D, Correll C, Walitza S, Rössler W, Heekeren K. Adolescents and adults at clinical high-risk for psychosis: Age-related decline in attenuated positive symptoms syndrome prevalence and entanglement with basic symptoms. Psychol Med. 2016 Apr;46(5):1069-78.


Metzler S, Dvorsky D, Wyss C, Müller M, Gerstenberg M, Traber-Walker N, Walitza S, Theodoridou A, Rössler W, Heekeren K. Changes in neurocognitive functioning during transition to manifest disease: Comparison of individuals at risk for schizophrenic and bipolar affective psychoses. Psychol Med. 2015 Jul;45(10):2123-34.

Metzler S, Dvorsky D, Wyss C, Müller M, Traber-Walker N, Walitza S, Theodoridou A, Rössler W, Heekeren K. Neurocognitive profiles in help-seeking individuals: Comparison of basic symptom, ultra-high risk for psychosis, and risk for bipolar disorder criteria. Psych Med 2014 Dec;44(16):3543-55.

Wotruba D, Heekeren K, Michels L, Buechler R, Simon JJ, Theodoridou A2, Kollias S, Rössler W, Kaiser S. Symptom dimensions are associated with reward processing in unmedicated persons at risk for psychosis. Front Behav Neurosci. 2014 Nov 18;8:382.

Theodoridou A, Heekeren K, Dvorsky D, Franscini M, Haker H, Kawohl W, Rüsch N, Walitza S, Rössler W. Early recognition of high risk of bipolar disorder and schizophrenia: Potential Similarities and Differences. Front Public Health. 2014 Oct 1;2:166.


Wotruba D, Michels L, Buechler R, Metzler S, Theodoridou A, Gerstenberg M, Walitza S, Kollias S, Rössler W, Heekeren K. Aberrant Coupling Within and Across the Default Mode, Task-Positive, and Salience Network in Subjects at Risk for Psychosis. Schizo-phr Bull. 2014 Sep;40(5):1095-104.