TY - JOUR AU - Groenen, M J; Hirs, W; Becker, H TI - Gastrointestinal endoscopic terminology coding (GET-C): a WHO-approved extension of the ICD-10 JO - Dig Dis Sci VL - 52 PY - 2007 DO - 10.1007/s10620-006-9272-4 L3 - PubMed-ID: 17380400 SP - 1004 EP - 1008 N1 - et al. ER -