Kirchhoff, Louis V. (2011). «American Trypanosomiasis (Chagas Disease) * *All the material in this chapter is in the public domain, with the exception of the borrowed figures». American Trypanosomiasis (Chagas Disease). pp. 689-95. ISBN978-0-7020-3935-5. doi:10.1016/B978-0-7020-3935-5.00099-9.