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Leal AL, Eslava-Schmalbach J, Alvarez C, Buitrago G, Méndez M; Grupo para el Control de la Resistencia Bacteriana en Bogotá.Leal AL, et al.Rev Salud Publica (Bogota). 2006 May;8 Suppl 1:59-70. doi: 10.1590/s0124-00642006000400006.Rev Salud Publica (Bogota). 2006.PMID: 16925122Free article.Spanish.
Alvarez C, Cortes J, Arango A, Correa C, Leal A; Grupo para el Control de la Resistencia Bacteriana en Bogotá.Alvarez C, et al.Rev Salud Publica (Bogota). 2006 May;8 Suppl 1:86-101. doi: 10.1590/s0124-00642006000400008.Rev Salud Publica (Bogota). 2006.PMID: 16925124Free article.Spanish.