title: Short-sighted evolution of bacterial opportunistic pathogens with an environmental origin.
authors.affiliation: Departamento de Biotecnología Microbiana, Centro Nacional de Biotecnología, Consejo Superior de Investigaciones Científicas Madrid, Spain.
authors.forename: José L
authors.initials: JL
authors.lastname: Martínez
keywords: Pseudomonas aeruginosa; bacterial evolution; chronic infection; cystic fibrosis; opportunistic pathogen