Fig. 1From: Mycotoxin exposure is associated with increased risk of esophageal squamous cell carcinoma in Huaian area, ChinaMap of Huaian area, Jiangsu Province, China. Circled with arrow indicate the townships where the study participants were recruited for this case-control study. Map of Huaian was traced using Adobe Photoshop CS2 (https://www.adobe.com/), with texts and indicators added with Microsoft PowerPoint (https://www.microsoft.com/en-us/). No copyright issue presentBack to article page