title: Virtual private networks.
authors.forename: J J
authors.initials: JJ
authors.lastname: Welch
mesh_terms: D003195:Computer Communication Networks / Q000458:organization & administration*; D016494:Computer Security; D008498:Medical Record Linkage; D016347:Medical Records Systems, Computerized; D018907:Privacy; D014481:United States; D014584:User-Computer Interface