Once accredited, you are assigned your own IATA numeric code and gain access to all IATAN programs such as: 1  Personnel Registration. 2  IATA/IATAN ID Card. 3  AgentExperience. 4  Listing in CheckACode and other universally purchased products. In the meantime, we continuously improve our products and services to offer a host of benefits.
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SHL is usually unilateral (that is, it affects only one ear); and is often accompanied by tinnitus. vertigo, or both. The amount of hearing loss may vary from mild to severe, and may involve different parts of the hearing frequency range. SHL may be temporary or permanent.