Figure 1A-C

Figure 1. (A) Wuhan metropolitan area map showing the direct distance between the Huanan seafood market and the main research and administrative building of the Wuhan Institute of Virology (WIV). Circle depicts four clustered cases at the Shahuxincun neighborhood, which are the four closest to the WIV among the early 155 cases analyzed by Worobey et al. (B) Satellite image of local area around the Wuhan Institute of Virology in the year 2021. (C) May 2019 eastward view of the main entrance and front facade of the main building of the WIV. All images retrieved from Baidu (map.baidu.com) geographical maps service on 15 October 2022.