EuropeaN Energy balance Research to prevent excessive weight Gain among Youth (ENERGY) project: Design and methodology of the ENERGY cross-sectional survey.

Stralen MM van, Velde SJ te, AS Singh, Bourdeaudhuij I De, MK Martens, der Sluis M van, Y Manios, E Grammatikaki, MJ Chinapaw, L Maes, E Bere, J Jensen, L Moreno, N Jan, D Molnár, H Moore, J Brug