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;

Distal intestinal obstruction syndrome: a diagnostic and therapeutic challenge in cystic fibrosis Natascha S. Sandy; Lilian H.P. Massabki; Aline C. Gonçalves; Antonio F. Ribeiro; Jose D. Ribeiro; Maria de Fátima C.P. Servidoni; Elizete A. Lomazi;

Physical activity and quality of life of children and adolescents with juvenile idiopathic arthritis, juvenile systemic lupus erythematosus and juvenile dermatomyositis during the COVID-19 pandemic Renata Soares; Fabiana de Carvalho Silva; Jade Dib Fernandez; Melissa Mariti Fraga; Maria Teresa Terreri; Claudio Arnaldo Len;