Chaoui I, Sabouni R, Kourout M, Jordaan AM, Lahlou O, Elouad R, Akrim M, Victor TC, Elmzibri M (2009) Analysis of Isoniazid, Streptomycin and Ethambutol resistance in Mycobacterium tuberculosis isolates from Morocco. J Infect Dev Ctries 3:278–284. doi: 10.3855/jidc.125