@misc{indiciae42bd910f798b, title = {The Omaha System: a model for describing practice.}, author = {K S Martin and J Norris}, year = {1996}, doi = {10.1097/00004650-199610000-00011}, url = {https://pubmed.ncbi.nlm.nih.gov/8945176/}, note = {Source identifier: 8945176} }