@inproceedings{inproceedingsde22cf84,
title   = {Residual rubella in the state of São Paulo after the introduction of vaccination},
author = {Massad, Eduardo and Burattini, Marcelo Nascimento and Coutinho, Francisco Antônio Bezerra and Azevedo, R. S. and Zanetta, Dirce Maria Trevisan and Struchiner, C. J. and Lopez, L. F.},
year = {1998},
booktitle   = {International Congress on Infectious Diseases}
}