T-AH-20 USNS Comfort was originally built as an oil tanker SS Rose City and later converted to a hospital ship in 1976. The USNS designation signifies a ship owned by the Navy but with civilian...
AH-6 USS Comfort was launched in 18 March 1943 and later converted to a hospital ship, however the Comfort was primarily for evacuation and transport of patients out of the theater of operations...