Here's looking at: communication. Staying connected: from the party line to the Internet.
Mangan
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D049672:History, 19th Century; D049673:History, 20th Century; D020407:Internet; D010817:Physician-Patient Relations; D013685:Telecommunications / Q000266:history*; D017216:Telemedicine / Q000266:history*; D014481:United States