IS

ileal segment; iliosacral; immediate sensitivity; immune serum; immunostaining; immunosuppression; impingement syndrome; incentive spirometer; index of sexuality; infant size; infantile spasms; information services; information system; infundibular septum; insertion sequence; in situ; insulin secretion; interaction site; intercellular space; intercostal space; interictal spike; international standards; interstitial space; interventricular system; intracardial shunt; intraspinal; intrasplenic; intrastriatal; intraventricular septum; invalided from service; inversion sequence; ischemic score; isoproterenol

* * *

insertion sequence; intercostal space.