TY  - RPRT
TI  - Structured analysis: methodology for developing a model for defining nursing information system requirements.
AU  - C A Gassert
PY  - 1990
DO  - 10.1097/00012272-199012000-00007
UR  - https://pubmed.ncbi.nlm.nih.gov/2124791/
ID  - 2124791
ER  -