Multidrug-resistant tuberculosis in Belarus: the size of the problem and associated risk factors oleh Alena Skrahina, Henadz Hurevich, Aksana Zalutskaya, Evgeni Sahalchyk, Andrei Astrauko, Sven Hoffner, Valiantsin Rusovich, Andrei Dadu, Pierpaolo de Colombani, Masoud Dara, Wayne van Gemert, Matteo Zignol