| IAPP | International Association for Preventive Pediatrics; islet amyloid polypeptide |
|---|---|
| IAPSRS | International Association of Psychosocial Rehabilitation Services |
| IARC | International Agency for Research on Cancer |
| IAS | immunosuppressive acidic substance; infant apnea syndrome; insulin autoimmune syndrome; interatrial ... |
| IASL | International Association for Study of the Liver |