There are multiple definitions:

1. Karhunen-Loève transform(English)

   • DCT
   • Transform

2. King laryngeal tube(English)

   • pediatric endotracheal intubation is difficult and can have serious adverse events when performed by paramedics in the prehospital setting
   • ETI
   • Pediatrics, Emergency medicine, Respiratory system
   • https://doi.org…127.2011.640762