AU - Erdman S FAU - Erdman, Steven H. AU - Hoffenberg E FAU - Hoffenberg, Edward J. AU - Kline M FAU - Kline, Mark W. TI - Polyps and Tumors of the Gastrointestinal Tract PT - BOOK SECTION DP - 2018 BTI - Rudolph's Pediatrics, 23e DA - 2018 Y2 - 2024/03/28 UR - accesspediatrics.mhmedical.com/content.aspx?aid=1182908716