Evaluation of the measurement properties of the Brazilian version of two quality-of-life questionnaires in food allergy ¿ for children and their parents Raquel Bicudo Mendonça; Dirceu Solé; Audrey DunnGalvin; Claudio Arnaldo Len; Roseli Oselka Saccardo Sarni;

Pediatric Functional Constipation Questionnaire-Parent Report (PedFCQuest-PR): development and validation Andrea Catherine Quiroz Gamarra; Mary de Assis Carvalho; Nilton Carlos Machado;

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;