| Literature DB >> 12631842 |
J.A. Dias, M Cordeiro, M.A. Afzal, M.G. Freitas, M.R. Morgado, J.L. Silva, L.M. Nunes, M.G. Lima, F Avilez.
Abstract
A measles, mumps, and rubella (MMR) trivalent vaccine was added to Portugal's National Immunisation Programme (NIP) in 1987. All vaccines are given at health centres, free of charge, but an epidemic of mumps began in 1995, firstly in northern Portugal andEntities:
Year: 1996 PMID： 12631842 DOI： 10.2807/esm.01.04.00160-en
Source DB: PubMed Journal: Euro Surveill ISSN： 1025-496X