There are multiple definitions:

1. gadolinium(English)

   • DTPA, MRI, Gd-DTPA
   • Medical imaging

2. guangdong(English)

   • the highly pathogenic avian influenza virus of this lineage is an emerging threat to wild birds
   • H5N8, HPAI, HPAIV
   • Veterinary medicine, Virology
   • https://doi.org…28/jvi.01233-22