UEC (urgent and emergency care)

UES (upper esophageal sphincter)

UF (ultrafiltration)

UFC (urinary free cortisol)

UFH (unfractionated heparin)

UFR (ultrafiltration rate)

UG (urogenital)

ugE (microgE)

UGI (upper gastrointestinal)

unit(s) (unit(s))