Objectively measured physical activity and physical performance in old age
Jantunen, Hanna; Wasenius, Niko; Salonen, Minna K.; Perala, Mia-Maria; Osmond, Clive; Kautiainen, Hannu; Simonen, Mika; Pohjolainen, Pertti; Kajantie, Eero; Rantanen, Taina; von Bonsdorff, Mikaela Birgitta; Eriksson, Johan G. (2017)