Authors:
SIMONSMORTON BG
MCKENZIE TJ
STONE E
MITCHELL P
OSGANIAN V
STRIKMILLER PK
EHLINGER S
CRIBB P
NADER PR
Citation: Bg. Simonsmorton et al., PHYSICAL-ACTIVITY IN A MULTIETHNIC POPULATION OF 3RD GRADERS IN 4 STATES, American journal of public health, 87(1), 1997, pp. 45-50
Authors:
SALLIS JF
STRIKMILLER PK
HARSHA DW
FELDMAN HA
EHLINGER S
STONE EJ
WILLISTON J
WOODS S
Citation: Jf. Sallis et al., VALIDATION OF INTERVIEWER-ADMINISTERED AND SELF-ADMINISTERED PHYSICAL-ACTIVITY CHECKLISTS FOR 5TH-GRADE STUDENTS, Medicine and science in sports and exercise, 28(7), 1996, pp. 840-851