Name Info Provider Link
free resource Medknow Publications and Media Pvt Ltd http://www.idoj.in/article.asp?issn=2229-5178;year=2020;volume=11;issue=1;spage=111;epage=113;aulast=Sinha
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=32055525.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/32055525/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/32055525