TY  - RPRT
TI  - [Improving the emergency endoscopy services].
AU  - V G Teriaev
AU  - Iu V Sinev
AU  - V A Oleĭnik
PY  - 1990
UR  - https://pubmed.ncbi.nlm.nih.gov/2274821/
ID  - 2274821
ER  -