Gaceta Sanitaria

Smartphone use by children in fast food restaurants in Barcelona (Spain): a direct observation study Sonia de Paz-Cantos; Adrián González-Marrón; Cristina Lidón-Moyano; Íñigo Cabriada; María Cerrato-Lara; Rafael Gómez-Galán; José M. Martínez-Sánchez;

Sleep patterns in childhood: a longitudinal assessment from the Generation XXI birth cohort Marta Gonçalves; Ana Rute Costa; Milton Severo; Ana Henriques; Henrique Barros;