• 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 ...
    • The relationship between mood and sleep in different female reproductive states 

      Toffol, Elena; Kalleinen, Nea; Urrila, Anna-Sofia; Himanen, Sari-Leena; Porkka-Heiskanen, Tarja; Partonen, Timo; Polo-Kantola, Päivi (2014)
      article
      Background Sleep is disrupted in depressed subjects, but it also deteriorates with age and possibly with the transition to menopause. The nature of interaction between mood, sleep, age and reproductive state is not ...