Name Info Provider Link
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0013-9351(20)30929-4
High Blood Pressure free resource MedlinePlus Health Information https://medlineplus.gov/highbloodpressure.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=32814106.ui