Nutri-score: A public health tool to improve eating habits in Portugal - Goiana-da-Silva,F; Cruz-e-Silva,D; Gregorio,MJ; Nunes,AM; Calhau,C; Hercberg,S; Rito,A; Bento,A; Cruz,D; Almeida,F; Darzi,A; Araujo,F (Acta Médica Portuguesa, 2019)