Source:http://linkedlifedata.com/resource/umls/id/C0687673
NCI: Registered Nurse (R.N.) - a nurse who has graduated from an accredited registered nursing program, has passed the state exam for licensure, and been registered and licensed to practice by a state authority. R.N.s receive educational preparation through hospital-based diploma programs, community/junior college associate's degree programs, baccalaureate programs, or combinations thereof.