TY  - RPRT
TI  - Fiberoptic gastrointestinal endoscopy in the aged.
AU  - J W Manier
PY  - 1977
DO  - 10.1016/s0016-5107(77)73623-5
UR  - https://pubmed.ncbi.nlm.nih.gov/838245/
ID  - 838245
ER  -