| HDD | high-dosage depth; Higher Dental Diploma |
|---|---|
| MTD | maximum tolerated dose; mean total dose; metastatic trophoblastic disease; Midwife Teacher's Diploma... |
| PNE | Practical Nurse's Education; 준간호사교육(準看護師敎育) |
| AAAHE | American Association for the Advancement of Health Education |
| AAHE | Association for the Advancement of Health Education |