• Psychosis among 

      Arajärvi, Ritva; Ukkola, Jonna; Haukka, Jari; Suvisaari, Jaana; Hintikka, Jukka; Partonen, Timo; Lönnqvist, Jouko (2006)
      article
      Background Schizophrenia aggregates in families and accurate diagnoses are essential for genetic studies of schizophrenia. In this study, we investigated whether siblings of patients with schizophrenia can be identified ...