Doctors have been performing spinal surgery to treat herniated or degenerated discs since the 1930s, when two Massachusetts surgeons, Dr. William Jason Mixter and Dr. Joseph Seaton Barr, discovered that protrusion of a disc could press against a nerve, causing disabling back and leg pain

  • joseph_seaton_barr.txt
  • Last modified: 2015/11/22 12:30
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