Metapopulations The development of metapopulation models has lead to research on: â¢â¯How to estimate factors that influence patch colonization and extinction. â¢â¯Importance of the spatial arrangement of suitable patches.
(May 2015) Over-the-air programming (OTA) refers to various methods of distributing new software, configuration settings, and even updating encryption keys to devices like cellphones, set-top boxes or secure voice communication equipment (encrypted 2-way radios).
DEXA currently is the easiest, most standardized form of bone density testing, so that's what we use, says Mary Rhee, MD, MS, an endocrinologist and assistant professor of medicine at Emory University in Atlanta. The DEXA scanner uses beams of very low-energy radiation to determine the density of the bone. The amount of radiation is tiny: about one-tenth of a chest X-ray. The test is painless, and considered completely safe.