Del Castillo H, Mendoza-Ticona A, Saravia JC, Somocurcio JG. Multidrug and extensively-drug resistant tuberculosis (MDR/XDR) epidemic in Peru: situation and proposals for its control. Rev Peru Med Exp Salud Publica. 2009;26(3). doi:10.17843/rpmesp.2009.263.1391