Name Info Provider Link
free resource Mouse Genome Informatics (MGI) http://www.informatics.jax.org/reference/19843185
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=19843185.ui
free resource Wiley https://onlinelibrary.wiley.com/doi/10.1111/j.1742-4658.2009.07380.x