Low-dose spinal hyperbaric bupivacaine for adult anorectal surgery: a double-blinded, randomized, controlled study☆
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☆ The study was supported by grant from Lithuanian State Foundation of Science and Research.
PII: S0952-8180(09)00253-0
doi:10.1016/j.jclinane.2008.11.014
© 2009 Elsevier Inc. All rights reserved.
