Tommi Härkänen

Lifetime Prevalence of Psychotic and Bipolar I Disorders in a General Population

Jonna Perälä, Jaana Suvisaari, Samuli I. Saarni et al. · Archives of General Psychiatry · 2007 · 1.5K citations

Surgical or Nonoperative Treatment for Lumbar Spinal Stenosis?

Antti Malmivaara, P Slätis, Markku Heliövaara et al. · Spine · 2007 · 534 citations

The Impact of 29 Chronic Conditions on Health-related Quality of Life: A General Population Survey in Finland Using 15D and EQ-5D

Samuli I. Saarni, Tommi Härkänen, Harri Sintonen et al. · Quality of Life Research · 2006 · 398 citations

Quality Of Life, Life Assessment, Health Effect +8

Serum Vitamin D and Subsequent Occurrence of Type 2 Diabetes

Paul Knekt, Maarit A. Laaksonen, Catharina Mattila et al. · Epidemiology · 2008 · 329 citations

Randomized trial on the effectiveness of long-and short-term psychodynamic psychotherapy and solution-focused therapy on psychiatric symptoms during a 3-year follow-up

Paul Knekt, Olavi Lindfors, Tommi Härkänen et al. · Psychological Medicine · 2007 · 293 citations