PT - JOURNAL ARTICLE ED - , TI - CME Questions AID - 10.1542/gr.2-6-71 DP - 1999 Dec 01 TA - AAP Grand Rounds PG - 71--72 VI - 2 IP - 6 4099 - http://aapgrandrounds.aappublications.org/content/2/6/71.short 4100 - http://aapgrandrounds.aappublications.org/content/2/6/71.full SO - AAP Grand Rounds1999 Dec 01; 2