| FSI | foam stability index; Food Sanitation Institute; functional status index; function status index |
|---|---|
| HMRI | Hospital Medical Record Institute |
| HSRI | Health Systems Research Institute |
| IAP | immunosuppressive acidic protein; inosinic acid pyrophosphorylase; Institute of Animal Physiology; i... |
| IB | idiopathic blepharospasm; immune body; inclusion body; index of body build; infectious bronchitis; I... |