Around 44 percent of all Shiite mosques were established in the 1990s. Approximately 7 percent of mosques identified themselves as Shiite and 37 percent of those are in the West, especially California. Most Shiites at American mosques are South Asians, Arabs and Iranians.
plateletpheresis in Medicine. plateletpheresis plateÂ·letÂ·pheÂ·reÂ·sis (plÄt'lÄ­t-fÉ-rÄ'sÄ­s, -fÄr'É-) n. A process in which platelets are removed from donated blood and the remaining components are returned to the donor.
Plasmapheresis refers to a procedure in which the plasma is separated from the blood either by centrifugation or membrane filtration. Once separated the plasma can be manipulated in a variety of ways. Plasma exchange refers to discarding the plasma totally and substituting a replacement fluid.