FIGURE 4.

Human mobility, daily new confirmed infection cases, and infection period in the outbreak of COVID‐19 linked to Beijing’s Xinfadi market: (a) city‐level daily population movement; (b) district‐level daily population movement; (c) sub‐district‐level daily population movement; (d) daily population movement in Xinfadi market; (e) daily new confirmed infection cases; and (f) average infection period of daily new confirmed infection cases. Human mobility refers to the number of people moving within the region each day, the definition and calculation method are given in Section 2.6. Infection period data of June 16, June 17, June 30, and July 1 in (f) are missing