John Bonifield
Supervising Producer, CNN Health
John Bonifield is a supervising producer for the CNN Medical Unit, working primarily with CNN Senior Medical Correspondent Elizabeth Cohen.
How paralyzed patients are able to stand again
By Elizabeth Cohen, Senior Medical Correspondent, and John Bonifield, CNNIn what's being hailed as a breakthrough in spinal cord injury research, four men paralyzed from the chest down have risen from their wheelchairs on their own volition and effort.
