@misc{indiciae696223f70813, title = {Development, implementation, and evaluation of a confusion protocol.}, author = {K J Ribby and K R Cox}, year = {1996}, doi = {10.1097/00002800-199609000-00010}, url = {https://pubmed.ncbi.nlm.nih.gov/9069827/}, note = {Source identifier: 9069827} }