This is to certify that the research article entitled:
Coronavirus COVID-19: Available free literature provided by various companies, journals and organizations around the world
authored by:
has been peer-reviewed and published in:
Journal of Ongoing Chemical Research
Volume: 5
Issue: 1
Pages: 7-13
DOI: 10.5281/zenodo.3722904
Publication Date: January 1, 1970
ISSN: 2651-4338