Identification Of Worm Eggs Soil Transmitted Helminths (STH) In Lettuce On Hamburger Food That Sale At Ilir Barat I District. Soil Transmitted Helminths (STH) infection is an infection caused by worm parasites. The most common species that cause infection are Ascaris lumbricoides, Hookworm, Trichuris trichiura, Strongyloides stercoralis, and Trichostrongylus sp. One of the factors causing STH i…