Original article
Quality of life, school backpack weight, and nonspecific low back pain in children and adolescents
Qualidade de vida, peso das mochilas escolares e lombalgia não específica em crianças e adolescentes
Rosangela B. Macedoa, Manuel J. Coelho-e-Silvaa, Nuno F. Sousab, João Valente-dos-Santosa,c, Aristides M. Machado-Rodriguesa, Sean P. Cummingd, Alessandra V. Limae, Rui S. Gonçalvesf, Raul A. Martinsa,
Corresponding author
a Universidade de Coimbra, Coimbra, Portugal
b Universidade de São Paulo (USP), São Paulo, SP, Brazil
c Universidade Lusófona de Humanidades e Tecnologias, Lisboa, Portugal
d University of Bath, Bath, United Kingdom
e Universidade Federal do Acre (UFAC), Rio Branco, AC, Brazil
f Instituto Politécnico de Coimbra, Coimbra, Portugal
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