NORONHA, C. P. ; STRUCHINER, C. J. ; HALLORAN, M e . Assessment Of The Direct Effectiveness Of Bc Meningococcal Vaccine In Rio de Janeiro, Brazil: A Case-Control Study. International Journal of Epidemiology, v. 24, n.5, p. 1050-1057, 1995.
NORONHA, C. P. ; STRUCHINER, C. J. ; HALLORAN, M e . Assessment Of The Direct Effectiveness Of Bc Meningococcal Vaccine In Rio de Janeiro, Brazil: A Case-Control Study. International Journal of Epidemiology, v. 24, n.5, p. 1050-1057, 1995.