Polydrug abuse among opioid maintenance treatment patients is related to inadequate dose of maintenance treatment medicine

por Heikman, Pertti Kalevi, Muhonen, Leea Hellevi, Ojanperä, Ilkka Antero
Publicado 2017

Differential response to right unilateral ECT in depressed patients: impact of comorbidity and severity of illness [ISRCTN39974945]

por Heikman, Pertti, Katila, Heikki, Sarna, Seppo, Wahlbeck, Kristian, Kuoppasalmi, Kimmo
Publicado 2002