Further, African Americans did not have the freedom to choose where and how to live due to the effects of state-sponsored restrictive covenantsâlegally binding contracts making it illegal to rent, sell, or lease housing to black people (in some regions it included other nonwhites).
Nonarteritic anterior ischemic optic neuropathy (NAION) is the most common clinical presentation of acute ischemic damage to the optic nerve.Most treatments proposed for NAION are empirical and include a wide range of agents presumed to act on thrombosis, on the blood vessels, or on the disk edema itself.onarteritic anterior ischemic optic neuropathy (NAION) is the most common clinical presentation of acute ischemic damage to the optic nerve.
National Automated Clearinghouse Association - NACHA. DEFINITION of 'National Automated Clearinghouse Association - NACHA '. A non-profit membership association charged with overseeing the Automated Clearing House (ACH) system, which operates the largest electronic payment network in the world. Most of NACHA's 10,000+ members are depositary institutions and regional payment associations.