Test-retest reliability and construct validity of the ENERGY-child questionnaire on energy balance-related behaviours and their potential determinants: the ENERGY-project
Singh, Chinapaw, Uijtdewilligen Léonie, Verloigne Maïté, Fernández-Alvira, Stomfai Sarolta, Manios Yannis, Martens Marloes, Brug, Brug Johannes, Vik