K F Janz

Tracking physical fitness and physical activity from childhood to adolescence: the muscatine study.

J D Dawson, J. Dawson, K. Janz, 2000, Medicine and science in sports and exercise.

Heart rate monitoring of physical activity in children and adolescents: the Muscatine Study.

K. Janz, L. Mahoney, J. Golden, 1992, Pediatrics.

Increases in physical fitness during childhood improve cardiovascular health during adolescence: the Muscatine Study.

J D Dawson, J. Dawson, K. Janz, 2002, International journal of sports medicine.