Changes of occupational class differences in physical functioning: a panel study among employees (2000-2007).
Pietiläinen
Olli
O
Hjelt Institute, Department of Public Health, PO Box 41, FIN-00014 University of Helsinki, Finland. olli.k.pietilainen@helsinki.fi
Laaksonen
Mikko
M
Pitkäniemi
Janne
J
Rahkonen
Ossi
O
Lahelma
Eero
E