Fig. 2

The Mobility of Notified TB Cases among the Intra-urban MP and Extra-urban MP in Zhejiang Province. The side length and its scale on the outside of the circle represent the number of TBMP from the interior of Zhejiang Province, including both Intra-urban TBMP and Extra-urban TBMP; the direction of variable colors inside the circle represents its origin. These were created by R software (3.5.3); URL http://www.rproject.org/