[1] Univ Florence, Dept Expt & Clin Med, I-50134 Florence, Italy
[2] Careggi Univ & Hosp, Infect & Trop Dis Unit, I-50134 Florence, Italy
[3] Careggi Univ Hosp, Referral Ctr Trop Dis Tuscany Reg, I-50134 Florence, Italy
[4] Univ Catania, Sect Neurosci, Dept GF Ingrassia, I-95123 Catania, Italy
[5] Univ Peruana Cayetano Heredia, Dept Microbiol, Lima 15102, Peru
[6] Univ Peruana Cayetano Heredia, Ctr Global Hlth Tumbes, Lima 15102, Peru
[7] Natl Inst Neurol Sci, Cysticercosis Unit, Lima 15102, Peru
[8] Hosp Prato, Infect Dis Unit, I-59100 Prato, Italy
[9] Univ Florence, Dept Hlth Sci, I-50134 Florence, Italy