There are multiple definitions:

1. glyceryl dinitrate(English)

   • GTN
   • Hemodynamics
   • https://doi.org…1897-014-0230-8

2. gestational trophoblastic disease(English)

   • characterized by abnormal proliferation of trophoblasts
   • GTN
   • Gynecology
   • http://www.bcca…astic-neoplasia

3. genome transplant dynamics(English)

   • approach that first genotypes the donor and recipient to establish a unique donor “genetic fingerprint,” which can be detected by high throughput sequencing of cell-free DNA in the recipient’s blood following transplantation
   • PCR, SNP
   • Genomics, Transplantation
   • https://doi.org…pnas.1013924108