Name Info Provider Link
free resource Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0741-5214(01)63642-5
Deep Vein Thrombosis free resource MedlinePlus Health Information https://medlineplus.gov/deepveinthrombosis.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=11743553.ui