@misc{indiciaec9104b0e18f6, title = {Structured analysis: methodology for developing a model for defining nursing information system requirements.}, author = {C A Gassert}, year = {1990}, doi = {10.1097/00012272-199012000-00007}, url = {https://pubmed.ncbi.nlm.nih.gov/2124791/}, note = {Source identifier: 2124791} }