| MDI | Manic(Mood) Depressive Illness Metered-dose inhaler |
|---|---|
| ADI | Academy of Dentistry International; acceptable daily intake; AIDS-defining illness; allowable daily ... |
| AFRI | acute febrile respiratory illness |
| AIOS | acute illness observation scale |
| APACHE | Acute Physiology and Chronic Health Evaluation [severity-of-illness index] |