Career
Lange-Nielsen and Anton Jervell were the first to describe Jervell and Lange-Nielsen syndrome (JLNS) in 1953. He played in String Swing (1937-1941), the quartet Hot Dogs, in Rowland Greenberg"s orchestra (1941), the Oslo Swing Club"s orchestra, the studio group Seven Cheerful and with Cecil Aagaard"s "Swingsters" and quintet Sew-We-Louisiana (1950 53).