Helbing's sign

absinthia anteroinferior bleeding area of nasal septum contagious disease hospital corneal grafts epigonichthys maldivensis extended control language fibrous net foreign exchange transfers high-tension radiographic apparatus Killing form Kodakara-jima master cylinder filler cap gasket open-loop system pan right ringing set S/N curve (stress-number curve) state building steam trap (open float type) strain proof UNREP