Seasonality of respiratory syncytial virus (RSV) in rural southeast Brazil - Cintra, Otávio Augusto Leite; Rocha, Gutemberg de Melo; Borges, E. B.; Macedo, I. S.; Câmara, A. L.; Arruda, L. K.; Arruda Neto, Eurico de (International Symposium on Respiratory Viral Infeccions, 2000)