Simplistic physical activity guidelines: the need for trials.
Sedgwick
A W
AW
Institute for Fitness Research and Training Inc., Adelaide, SA.
Davies
M J
MJ
D015438:Health Behavior; D006293:Health Promotion; D006801:Humans; D010809:Physical Fitness; D017410:Practice Guidelines as Topic; D015203:Reproducibility of Results; D014481:United States