@article{matijasevich_cesar_santos_barros_dode_barros_victora_2008,  title={Hospitalizations during infancy in three population-based studies in Southern Brazil: trends and differentials},  volume={24},  ISSN={0102-311X},  url={https://doi.org/10.1590/S0102-311X2008001500009},  DOI={10.1590/S0102-311X2008001500009},  journal={Cadernos de Saúde Pública},  publisher={Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz},  author={Matijasevich, Alicia and Cesar, Juraci A. and Santos, Iná S. and Barros, Aluísio J. D. and Dode, Maria Alice S. O. and Barros, Fernando C. and Victora, Cesar G.},  year={2008},  pages={s437–s443} }