Figure 6From: The Atlas of human African trypanosomiasis: a contribution to global mapping of neglected tropical diseasesHAT focus of Bodo in Chad (period 2005-2009). A: Villages where HAT cases were detected through passive surveillance (lilac circles) and villages where active case-finding activities were carried out (black dots). B: Disease stage ratio (S1: first stage, S2: second stage)Back to article page