A randomised prospective comparison of efficacy of continuous epidural infusion of 5 mg/ml levobupivacaine with mixture of 2.5 mg/ml levobupivacaine and 5 mcg/ml fentanyl on postthoracotomy pain: 237.
A randomised prospective comparison of efficacy of continuous epidural infusion of 5 mg/ml levobupivacaine with mixture of 2.5 mg/ml levobupivacaine and 5 mcg/ml fentanyl on postthoracotomy pain: 237.
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