Source:http://linkedlifedata.com/resource/umls/id/C0815319
MSH: Computer systems capable of assembling, storing, manipulating, and displaying geographically referenced information, i.e. data identified according to their locations.,NCI: A system of hardware, software, and geographic data designed to capture, store, update, manipulate, analyze and display data that are linked to location. (from http://www.pitt.edu/~super1/lecture/lec1451/005.htm and http://newscenter.cancer.gov/pressreleases/gisqa.html)