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Nascimento, J. P.; Siqueira, M. M.; Sutmoller, F.; Krawczuk, M. M.; Farias, V. de; Ferreira, V.; Rodrigues, M. J. Longitudinal Study of Acute Respiratory Diseases in Rio De Janeiro: Occurrence of Respiratory Viruses During Four Consecutive Years . Rev. Inst. Med. Trop. São Paulo 1991, 33 (4), 287-296.