A 5-year longitudinal analysis of modifiable predictors for outdoor play and screen-time of 2- to 5-year-olds.

Huilan XuLi Ming WenLouise L HardyChris Rissel

Published in: The international journal of behavioral nutrition and physical activity (2016)

The Healthy Beginnings Trial is registered with the Australian Clinical Trial Registry ( ACTRNO12607000168459 ). Registered 13 March 2007. Prospectively registered.

Keyphrases

clinical trial
phase ii
study protocol
phase iii
air pollution
open label
high throughput
randomized controlled trial