Vaccine (2012) - Comment
doi: 10.1016/j.vaccine.2011.12.031  issn: 0264-410x  pubmed: 22182427  issn: 1873-2518 

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Susheela Kushwaha, Saptarshi Roy, Rita Maity, Asish Mallick, Vishal K. Soni, Prashant K. Singh, Narayan D. Chaurasiya, Rajender S. Sangwan, Shailja Misra-Bhattacharya, Chitra Mandal