Fig. 3From: Prevalence of parasitic contamination of raw vegetables in Nakhon Si Thammarat province, southern ThailandRepresentative images of parasites found in this survey. Hookworm egg (a), Trichuris trichiura egg (b), Ascaris lumbricoides eggs (c) and Strongyloides stercoralis larvae (d). Original magnification: 40XBack to article page