| Name | Info | Provider | Link |
|---|---|---|---|
| free resource | GlyGen glycoinformatics resource | https://glygen.org/publication/PubMed/31111464/ | |
| subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31111464.ui | |
| subscription/membership/fee required | Wiley | https://doi.org/10.1111/epi.15665 |