“…However, enteric parasites-mainly protozoa-are isolated from 1% to 65% of patients with diarrhea in various settings. The relative prevalences of enteric protozoa reported in several developed countries in outbreak and nonoutbreak settings among humans are reported in Table 1 (1, 11,12,24,60,85,90,96,128,144,184,192,193,204,215,225,247,248,255,264,265,301,335,355,370,395,416,417,425,442,444,452,467). Giardia intestinalis (0.2% to 29.2% of cases), Cryptosporidium spp.…”