Aaltonen, S., Kujala, U. M., & Kaprio, J. (2014). Factors behind Leisure-Time Physical Activity Behavior Based on Finnish Twin Studies: The Role of Genetic and Environmental Influences and the Role of Motives. Hindawi Publishing Corporation.

Aaltonen, Sari, Urho M. Kujala, and Jaakko Kaprio. Factors Behind Leisure-Time Physical Activity Behavior Based On Finnish Twin Studies: The Role of Genetic and Environmental Influences and the Role of Motives. Hindawi Publishing Corporation, 2014.

Aaltonen, Sari, Urho M. Kujala, and Jaakko Kaprio. Factors Behind Leisure-Time Physical Activity Behavior Based On Finnish Twin Studies: The Role of Genetic and Environmental Influences and the Role of Motives. Hindawi Publishing Corporation, 2014.