CHICAGO -- Weary moms clutch sons and daughters on their laps. Fuzzy images waver on a TV screen. Murmurs and cries erupt from impatient children.

In many ways this is like any other pediatric office -- but look closer.

Tile flooring substitutes for carpeting. Church pews and folding chairs alternate for more comfortable seating. Handwritten signs offer instructions to parents and volunteers: "Blood Put In Any Red Top Tube Must Be Spun Down," "Note -- Any Child With Fever and Rash Should Not Sit In The General Waiting Area."

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