Alert for the high prevalence of vitamin D deficiency in adolescents in a large Brazilian sample Vanessa Radonsky; Marise Lazaretti-Castro; Maria Izabel Chiamolera; Rosa Paula Mello Biscolla; José Viana Lima Junior; José Gilberto Henriques Vieira; Cynthia Maria Alvares Brandão; Rodrigo Fernandes Ramalho; Sergio Setsuo Maeda; Marcia Wehba Esteves Cavichio;

Prevalence of thyroid dysfunction in neonates receiving parenteral nutrition in the intensive care unit Raquel Stocker Pérsico; Rita de Cassia dos Santos Silveira; Claudia Hallal Alves Gazal; Luciana Verçoza Viana;

Vitamin A deficiency and association between serum retinol and IGF-1 concentrations in Brazilian children with Down syndrome Ivan Savioli Ferraz; Débora Mônica Costa Vieira; Luiz Antonio Del Ciampo; Fábio da Veiga Ued; Ane Cristina Fayão Almeida; Alceu Afonso Jordão; Davi Casale Aragon; Edson Zangiacomi Martinez; Carlos Eduardo Martinelli; Carlos Alberto Nogueira-de-Almeida;