TY - GEN AU - Achord,J L TI - Physician or technician? SN - 0016-5107 PY - 1996///0304 KW - Endoscopy, Gastrointestinal KW - standards KW - Gastrointestinal Diseases KW - diagnosis KW - Humans KW - Practice Guidelines as Topic KW - Referral and Consultation KW - Risk Assessment KW - Societies, Medical N1 - Publication Type: Editorial; Comment UR - https://doi.org/10.1016/s0016-5107(95)70057-9 ER -