1. Section of Parasitology; Department of Public Health and Infectious Diseases; “Sapienza - University of Rome” and “Umberto I” University Hospital; Rome Italy
2. Department of Translational Research; N.T.M.S., Pisa University; Pisa Italy
3. “ Santo Spirito” Hospital; Pescara Italy
4. Department of Ecological and Biological Sciences; Tuscia University; Viterbo Italy