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Mr. Yuk - Wikipedia
Free Poison Prevention Downloads - UPMC
Mr. Yuk - UPMC Children's Hospital of Pittsburgh
Mr. Yuk: The History of Poison’s Most Iconic Symbol
Learn About Mr. Yuk from Pittsburgh Poison Center - UPMC
What to Know About Mr. Yuk® | UPMC HealthBeat
What Happened To Mr. Yuk, The Poison Control Icon? - Grunge
Mr. Yuk® Educational Materials Online Store - UPMC
Kidsburgh: The Legend Behind Pittsburgh's Own Mr. Yuk
Mr. Yuk - Mental Floss