APA

Toivanen A. T., Heliövaara M., Impivaara O., Arokoski J. P. A., Knekt P., Lauren H. & Kröger H. (20101207). Obesity, physically demanding work and traumatic knee injury are major risk factors for knee osteoarthritis--a population-based study with a follow-up of 22 years. : Rheumatology (Oxford, England).

Chicago

Toivanen Arto T, Heliövaara Markku, Impivaara Olli, Arokoski Jari P A, Knekt Paul, Lauren Hanna and Kröger Heikki. 20101207. Obesity, physically demanding work and traumatic knee injury are major risk factors for knee osteoarthritis--a population-based study with a follow-up of 22 years. : Rheumatology (Oxford, England).

Harvard

Toivanen A. T., Heliövaara M., Impivaara O., Arokoski J. P. A., Knekt P., Lauren H. and Kröger H. (20101207). Obesity, physically demanding work and traumatic knee injury are major risk factors for knee osteoarthritis--a population-based study with a follow-up of 22 years. : Rheumatology (Oxford, England).

MLA

Toivanen Arto T, Heliövaara Markku, Impivaara Olli, Arokoski Jari P A, Knekt Paul, Lauren Hanna and Kröger Heikki. Obesity, physically demanding work and traumatic knee injury are major risk factors for knee osteoarthritis--a population-based study with a follow-up of 22 years. : Rheumatology (Oxford, England). 20101207.