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A sampling design for a sentinel general practitioner network.
Pérez-Farinós N, Galán I, Ordobás M, Zorrilla B, Cantero JL, Ramírez R. Pérez-Farinós N, et al. Among authors: ramirez r. Gac Sanit. 2009 May-Jun;23(3):186-91. doi: 10.1016/j.gaceta.2008.05.010. Epub 2009 Mar 6. Gac Sanit. 2009. PMID: 19269065 Free article.
Is there a change in cytomegalovirus seroepidemiology in Spain?
de Ory F, Ramírez R, García Comas L, León P, Sagües MJ, Sanz JC. de Ory F, et al. Among authors: ramirez r. Eur J Epidemiol. 2004;19(1):85-9. doi: 10.1023/b:ejep.0000013253.56343.6f. Eur J Epidemiol. 2004. PMID: 15012028
New features of rubella in Spain: the evidence of an outbreak.
Lemos C, Ramirez R, Ordobas M, Guibert DH, Sanz JC, Garcia L, Martinez Navarro JF. Lemos C, et al. Among authors: ramirez r. Euro Surveill. 2004 Apr;9(4):19-20. doi: 10.2807/esm.09.04.00463-en. Euro Surveill. 2004. PMID: 29183466
1,308 results