Reemergence of Human and Animal Brucellosis, Bulgaria
Gianluca Russo1 , Paolo Pasquali1, Roumiana Nenova, Tsviatko Alexandrov, Stanislav Ralchev, Vincenzo Vullo, Istituto Superiore di Sanità, and Todor Kantardjiev
Author affiliations: Sapienza University, Rome, Italy (G. Russo, V. Vullo); Istituto Superiore di Sanità, Rome (P. Pasquali, G. Rezza); National Veterinary Medical Service, Sofia, Bulgaria (T. Alexandrov, S. Ralchev); National Center for Infectious and Parasitic Diseases, Sofia (R. Nenova, T. Kantardjiev)
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