TY - GEN AU - Classen,M TI - Burning issues in gastrointestinal endoscopy at the start of the new millennium [correction of millenium] SN - 0013-726X PY - 2003///0729 KW - Barrett Esophagus KW - diagnosis KW - Colonoscopy KW - Colorectal Neoplasms KW - Endoscopy, Gastrointestinal KW - trends KW - Endosonography KW - Humans KW - Stomach Neoplasms N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1055/s-2003-36417 ER -