Children's screen viewing is related to psychological difficulties irrespective of physical activity.
Page
Angie S
AS
Centre for Exercise, Nutrition, and Health Sciences, School for Policy Studies, University of Bristol, Tyndall Avenue, Bristol BS8 1TH, United Kingdom. a.s.page@bris.ac.uk
Cooper
Ashley R
AR
Griew
Pippa
P
Jago
Russell
R