Prevalence of constipation in cystic fibrosis patients: a systematic review of observational studies Marina A. Stefano; Rosana E. Poderoso; Jochen G. Mainz; Jose D. Ribeiro; Antonio F. Ribeiro; Elizete Aparecida Lomazi;

COVID¿19 and obesity in childhood and adolescence: a clinical review Carlos Alberto Nogueira¿de¿Almeida; Luiz A. Del Ciampo; Ivan S. Ferraz; Ieda R.L. Del Ciampo; Andrea A. Contini; Fábio da V. Ued;

Vitamin D deficiency in pediatric patients using antiepileptic drugs: systematic review with meta¿analysis Cíntia Junges; Tania Diniz Machado; Paulo Ricardo Santos Nunes Filho; Rudimar Riesgo; Elza Daniel de Mello;