Name Info Provider Link
HIV free resource MedlinePlus Health Information https://medlineplus.gov/hiv.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=9158093.ui
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/9158093/
free resource Wiley https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0009-9104&date=1997&volume=108&issue=2&spage=251
free resource Silverchair Information Systems https://academic.oup.com/cei/article-lookup/doi/10.1046/j.1365-2249.1997.d01-1005.x