@article{Villellas:60880,
      author        = "Villellas, C. and Aristimuño, L. and Vitoria, M.A. and
                       Prat, C. and Blanco, S. and De Viedma, D.G. and Domínguez,
                       J. and Samper, S. and Aínsa, J.A.",
      title         = "{Analysis of mutations in streptomycin-resistant strains
                       reveals a simple and reliable genetic marker for
                       identification of the Mycobacterium tuberculosis Beijing
                       genotype}",
      year          = "2013",
}