Type IV laryngotracheoesophageal clefts: surgical management for long-term survival.
Simpson BB, Ryan DP, Donahoe PK, Schnitzer JJ, Kim SH, Doody DP. Type IV laryngotracheoesophageal clefts: surgical management for long-term survival. J Pediatr Surg. 1996 Aug; 31(8):1128-33.