Since OSA is a serious medical condition, it must be diagnosed by a physician. Once a diagnosis of sleep apnea is made, the severity of the dysfunction can be classified and treatment options will be given.
White House Anthrax Recommendations Remove Valuable Tool From First Responders: Technology Council Urges Review. The HDTC is a non-profit organization whose purpose is to advise government, business and the public on homeland defense technology issues.
For the marketing term HD audio, see High-resolution audio. Intel High Definition Audio (also called HD Audio or Azalia) is a specification for the audio sub-system of personal computers. It was released by Intel in 2004 as successor to their AC'97 PC audio standard. During development it had the codename Azalia.