Unintubated Pyeloplastic Operations for Hydronephrosis: Results of 21 CasesCasey, William C.Author information2414 Torrance Bird., Torrance, Cal.Read at annual meeting of California Medical Association., May L 1958.Journal of Urology 81(5):p 612-617, May 1959. | DOI: 10.1016/S0022-5347(17)66080-4Copyright © 1959 by the American Urological Association, Inc.