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PARASTITIC ROUNDWORMS IN HUMANS. People become infected with pinworms by ingesting eggs or contacting contaminated bedding, food, or other items.. The pinworms hatch in the small intestine and adults mature in the large intestine.. PINWORMS. Worldwide, infections are most common in school or preschool age children. Approximately 40 million people are infected..
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1. MORE WORMS…YIPEE!