| vacc | vaccination |
|---|---|
| VS | vaccination scar; vaccine serotype; vagal stimulation; vasospasm; venesection; ventricular septum; v... |
| ID | identification; iditol dehydrogenase; immunodeficiency; immunodiffusion; immunoglobulin deficiency; ... |
| IDR | intradermal reaction |
| IDT | immune diffusion test; instillation delivery time; intradermal typhoid [vaccine] |