There are multiple definitions:

1. digital holographic microscopy(English)

   • FADH, FMNH, LDH, NADH
   • Microscopy
   • https://doi.org…18038-9.00011-9

2. digital human model(English)

   • a geometry- and muscle-based control architecture for synthesizing biological movement
   • MTU, PID
   • Model(ing), Musculoskeletal system
   • https://doi.org…422-020-00856-4

3. donor human milk(English)

   • HM, MM, NEC
   • Nutrition, Gastroenterology
   • https://doi.org…3390/nu15112585