Forty-five junior high school boys (21 first-year students: age 12-13 y, 13 second-year students: age 13-14 y, and 11 third-year students: age 14-15 y) belonging to a baseball club team were included
This dataset is taken from the survey "High School - an arena for growth and development, 2008". Responsible for the survey are Tor-Erik Dybwad and Bodø University College. The purpose of the survey w
Forty-five junior high school boys (21 first-year students: age 12-13 y, 13 second-year students: age 13-14 y, and 11 third-year students: age 14-15 y) belonging to a baseball club team were included
Forty-five junior high school boys (21 first-year students: age 12-13 y, 13 second-year students: age 13-14 y, and 11 third-year students: age 14-15 y) belonging to a baseball club team were included