PT - JOURNAL ARTICLE ED - , TI - The Elimination of Vaccine-Associated Polio in the US AID - 10.1542/gr.13-1-9-a DP - 2005 Jan 01 TA - AAP Grand Rounds PG - 9--10 VI - 13 IP - 1 4099 - http://aapgrandrounds.aappublications.org/content/13/1/9.2.short 4100 - http://aapgrandrounds.aappublications.org/content/13/1/9.2.full SO - AAP Grand Rounds2005 Jan 01; 13