Author: Karhula K

Original article 2020;46(3):293-301   pdf full text
Shift work and physical inactivity: findings from the Finnish Public Sector Study with objective working hour data
Cheng W-J, Härmä M, Ropponen A, Karhula K, Koskinen A, ­Oksanen T
 
Original article 2018;44(4):394-402   pdf full text
Association of changes in work shifts and shift intensity with change in fatigue and disturbed sleep: a within-subject study
Härmä M, Karhula K, Ropponen A, Puttonen S, Koskinen A, Ojajärvi A, Hakola T, Pentti J, Oksanen T, Vahtera J, Kivimäki M