TY  - GEN
AU  - Seliger,V
AU  - Trefny,Z
AU  - Bartunková,S
AU  - Pauer,M
TI  - The habitual activity and physical fitness of 12 year old boys
SN  - 0001-6535
PY  - 1975///0414
KW  - Activities of Daily Living
KW  - Age Factors
KW  - Child
KW  - Czechoslovakia
KW  - Habituation, Psychophysiologic
KW  - Humans
KW  - Male
KW  - Physical Fitness
KW  - School Health Services
N1  - Publication Type: Journal Article
ER  -