There are multiple definitions:

1. therapeutic drug monitoring(English)

   • Pharmacology / pharmaceutics, Therapeutic approaches, Monitoring

2. Text and Data Mining(English)

   • Big data, Biomedical journals
   • https://doi.org…10.1038/483134a

3. time-division multiplexing(English)

   • Data exchange
   • https://doi.org…OC.2014.2298437