TY  - RPRT
TI  - [Useful tools for prone position: ProneView and OPTI-GARD].
AU  - T Nishiyama
AU  - K Misawa
AU  - K Hanaoka
PY  - 2001
UR  - https://pubmed.ncbi.nlm.nih.gov/11797367/
ID  - 11797367
ER  -