| OTS | occipital temporal sulcus; orotracheal suction |
|---|---|
| RoS | rostral sulcus |
| IVS | Interventricular Septum |
| ISD | immunosuppressive drug; Information Services Division; inhibited sexual desire; interstimulus distan... |
| IV | ichthyosis vulgaris; initial visit; interventricular; intervertebral; intravaginal; intravascular; i... |