The authors are grateful to the Council of Scientific and Industrial Research (CSIR-CCMB), India, for encouragement and support for this work. NIH Awards (R37DA025576; R01MH085259) also support SK ...

Expert Rev Vaccines. 2013;12(9):1085-1094. It became obvious that it was necessary to modify regularly the composition of the vaccine, and that it was necessary to use vaccine strains selected ...