TY - RPRT TI - Colonofiberoscopy. A new and valuable diagnostic modality. AU - W I Wolff AU - H Shinya AU - A Geffen AU - S Z Ozaktay PY - 1972 DO - 10.1016/0002-9610(72)90330-3 UR - https://pubmed.ncbi.nlm.nih.gov/5011921/ ID - 5011921 ER -