title: Computer briefs: Internet telephone service.
authors.affiliation: High Performance Computing and Communications, National Library of Medicine, Bethesda, MD 20894, USA. ackerman@nim.nih.gov
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Ackerman
mesh_terms: D003201:Computers; D003202:Computers, Analog; D011211:Electric Power Supplies; D006801:Humans; D020407:Internet / Q000191:economics / Q000295:instrumentation / Q000639:trends*; D003629:Modems; D013672:Technology / Q000639:trends; D013689:Telephone / Q000191:economics / Q000295:instrumentation / Q000639:trends*; D014831:Voice