TY  - RPRT
TI  - Abstraction on clinical data sequences: an object-oriented data model and a query language based on the event calculus.
AU  - C Combi
AU  - L Chittaro
PY  - 1999
DO  - 10.1016/s0933-3657(99)00022-6
UR  - https://pubmed.ncbi.nlm.nih.gov/10564844/
ID  - 10564844
ER  -