It would be better, in this context, to develop an attenuated live vaccine strain; this is not only cheaper to produce, but a single injection also provides protection similar to that seen after a natural infection [206]. However, the production of live attenuated vaccines is still based on...
VPI Vice President for Instruction (various schools) VPI Vaccine Preventable Diseases and Immunization VPI Verbal Plenary Inspiration VPI Vintage Petroleum, Inc. (Tulsa, OK) VPI Video Products Inc (Aurora, Ohio) VPI Verilog Procedural Interface (computer programming) VPI Velopharyngeal Inadequacy VPI Vo...