translation.en: The emergence of strains resistant to the two most effective anti-TB agents isoniazid and rifampicin (multi-drug resistant, MDR), as well as to other second line antibiotics (extensively drug-resistant, XDR), poses a serious challenge to TB control today.
translation.mt: It-tfaċċar ta' strains resistenti għall-aktar żewġ aġenti effettivi kontra t-TB, isoniazid u rifampicin (resistenti għal multi-droga MDR), kif ukoll għat-tieni linja ta' antibijotiċi (resistenti għad-droga estensivament XDR,) toħloq sfida serja għall-kontroll tat-TB illum il-ġurnata.