Name Info Provider Link
subscription/membership/fee required Atypon https://www.neurology.org/doi/10.1212/wnl.57.4.621?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
free resource GlyGen glycoinformatics resource https://glygen.org/publication/PubMed/11524469/
Genetic Testing free resource MedlinePlus Health Information https://medlineplus.gov/genetictesting.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=11524469.ui