Fig. 5From: Multidrug-resistant tuberculosis (MDR-TB) disease burden in China: a systematic review and spatio-temporal analysisChange trend of the proportion of incident TB cases with MDR. The blue line showed the change trend among new cases in three periods (2003–2005, 2006–2009, 2010–2012); The green line showed the change trend among previously treated TB cases in three periods; The red line showed the change trend among all cases in three periodsBack to article page