Centre For Clinical Research And Biostatistics (CCRB)

Modification History

CCRBCTR Unique Trial Number

CUHK_CCT00402

Official Scientific Title of the Study

Evaluation of Nitrous Oxide In the Gas Mixture for Anesthesia: A Randomized Controlled Trial for the Prevention of Chronic Pain After Major Abdominal Surgery

Trial Registration Date

2014-04-03

Sort ASC Sort DESC Update Date	Sort ASC Sort DESC Recruitment Status	Sort ASC Sort DESC Modified By
2015-05-05	Unknown	Administrator	Detail
2014-04-07	Not Yet Recruiting	Administrator	Detail
2014-04-07	Not Yet Recruiting	Administrator	Detail
2014-04-03	Not Yet Recruiting	Registry User	Detail

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