Fig. 1From: Does lock-down of Wuhan effectively restrict early geographic spread of novel coronavirus epidemic during chunyun in China? A spatial model studyCumulative cases of COVID-19 in China on February 9, 2020. This figure was produced in ArcGIS 10.4.1 (ESRI, Redlands, CA, USA) using shape files representing China’s municipal-level administrative units freely downloaded from Resource and Environment Science and Data Center (http://www.resdc.cn/data.aspx?DATAID=201)Back to article page