Fig. 1From: Prevalence and risk factors of Ascaris lumbricoides (Linnaeus, 1758), Trichuris trichiura (Linnaeus, 1771) and HBV infections in Southwestern China: a community-based cross sectional studyMap of the study area, showing the Puge County and four villages. Villages 1–4 are labelled as A, B, C and D (Zekui, Hechi, Changshou and Jiamu, respectively) in the map of the Puge CountyBack to article page