TY  - RPRT
TI  - Endoscopic instrumentation: evolution, physical principles and clinical aspects.
AU  - R A Miller
PY  - 1986
DO  - 10.1093/oxfordjournals.bmb.a072128
UR  - https://pubmed.ncbi.nlm.nih.gov/3815044/
ID  - 3815044
ER  -