umls-concept:C0026341 | skos:definition | MSH: Theoretical representations that simulate the behavior or activity of chemical processes or phenomena; includes the use of mathematical equations, computers, and other electronic equipment.,CSP: representation of the structure, behavior or activity of a chemical or chemical processes or systems which can be manipulated to demonstrate the effects that various actions will have on the chemical or chemical process or system; do not confuse with STRUCTURAL MODEL. | lld:umls |