@misc{indiciae2abe9b6c662c, title = {[Useful tools for prone position: ProneView and OPTI-GARD].}, author = {T Nishiyama and K Misawa and K Hanaoka}, year = {2001}, url = {https://pubmed.ncbi.nlm.nih.gov/11797367/}, note = {Source identifier: 11797367} }