Changes in Self-Reported Physical Activity Predict Health-Related Quality of Life Among South African Schoolchildren: Findings From the DASH Intervention Trial
S. Gall, C. Walter, R. du Randt, L. Adams, N. Joubert, Ivan Müller, S. Nqweniso, U. Pühse, H. Seelig, Danielle Smith, P. Steinmann, J. Utzinger, M. Gerber
Frontiers in Public Health