Linked from
The 17 pages that link to Chagas disease, each with the reason it gives.
HemipteraRelated: Some blood-feeding hemipterans transmit the parasite that causes this disease.
Vector controlRelated: Housing improvements and insecticides target domestic triatomine vectors.
AchalasiaRelated: Chronic infection can destroy esophageal neurons and produce secondary achalasia.
ReduviidaeRelated: It is the major human disease associated with a reduviid lineage.