1 Hematopoiesis refers to the process that generates new, mature blood cells. 2  All such cells ultimately derive from a single progenitor cell termed the Hematopoietic Stem Cell (HSC) which undergoes a process of highly regulated division and differentiation that produces the gamut of mature blood cells.
The final version of the HIPAA Privacy regulations were issued in December 2000, and went into effect on April 14, 2002. Normally, rules go into effect 60 days after publication in the Congressional Record. Due to a glitch, the rules did not go into effect until April 14th instead of in February of 2001. A two-year grace period was included; enforcement of the HIPAA Privacy Rules begins on April 14, 2003. Related Terms: Administrative Simplification; American Health Information Management Association.
Health Insurance Portability & Accountability Act. The US Congress passed the Health Insurance Portability and Accountability Act (HIPAA), Public Law 104-191, in 1996. This law addresses a variety of issues related to health care. HIPAA required the US Department of Health and Human Services to adopt standards regarding the electronic exchange, privacy, and security of health information. Collectively, these three sets of regulations are known as the Administrative Simplification provisions of HIPAA.