Online ISSN: 2455-7188 IMPACT FACTOR: 0.7261 Thomson Reuters Researcher ID: J-5005-2016 CERTIFICATE OF PUBLICATION This is to Certify that Mr./Mrs./Ms./Dr. Virumandi, A Sharmila, M Bala Sankar, B Kaladevi, P has published research paper in " INTERNATIONAL JOURNAL OF INNOVATIVE RESEARCH IN MANAGEMENT STUDIES (IJIRMS) peer reviewed and refereed journal, Volume- 5, Issue- 7, July 2021, pp. 5-15." Paper Title:- " RESEARCH OUTPUT ON NOROVIRUS: A SCIENTOMETRIC ANALYSIS DURING 2010 TO 2019 " Chief Editor