Byberg, L., Melhus, H., Gedeborg, R., Sundström, J., Ahlbom, A., Zethelius, B., . . . Michaëlsson, K. (2009). Total mortality after changes in leisure time physical activity in 50 year old men: 35 year follow-up of population based cohort. BMJ Publishing Group Ltd.

Byberg, Liisa, Håkan Melhus, Rolf Gedeborg, Johan Sundström, Anders Ahlbom, Björn Zethelius, Lars G. Berglund, Alicja Wolk, και Karl Michaëlsson. Total Mortality After Changes in Leisure Time Physical Activity in 50 Year Old Men: 35 Year Follow-up of Population Based Cohort. BMJ Publishing Group Ltd, 2009.

Byberg, Liisa, et al. Total Mortality After Changes in Leisure Time Physical Activity in 50 Year Old Men: 35 Year Follow-up of Population Based Cohort. BMJ Publishing Group Ltd, 2009.