Name | Info | Provider | Link |
---|---|---|---|
subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=2407257.ui | |
subscription/membership/fee required | Wolters Kluwer | https://doi.org/10.1097/00001888-199003000-00006 |