Conterato, J P Assessment of spontaneous ventilation in anesthetized children with use of a pediatric circle or a Jackson-Rees system. [electronic resource] - Anesthesia and analgesia Oct 1989 - 484-90 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0003-2999 Subjects--Topical Terms: Anesthesia, Closed-Circuit--instrumentationAnesthesia, Inhalation--instrumentationChild, PreschoolEpispadias--surgeryEvaluation Studies as TopicFistula--surgeryHalothaneHemodynamicsHumansHypospadias--surgeryInfantRandom AllocationRespirationUrethral Diseases--surgery