Secular trends: a ten-year comparison of the amount and type of physical activity and inactivity of random samples of adolescents in the Czech Republic
Dagmar Sigmundová, Walid El Ansari, Erik Sigmund, Karel FrömelVolume:
11
Language:
english
DOI:
10.1186/1471-2458-11-731
Date:
December, 2011
File:
PDF, 380 KB
english, 2011