0.2% ropivacaine and levobupivacaine provide equally effective epidural labour analgesia
SUPANDJI, Mia ; SIA, Alex T. H ; OCAMPO, Cecilia E
Canadian journal of anesthesia, 2004-11, Vol.51 (9), p.918-922 [Periódico revisado por pares]Toronto, ON: Canadian Anesthesiologists' Society
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