title: Less motor block with the left isomers: more questions than answers.
authors.forename: M P
authors.initials: MP
authors.lastname: Vercauteren
mesh_terms: D000328:Adult; D000577:Amides / Q000009:adverse effects / Q000737:chemistry; D016362:Analgesia, Obstetrical; D000779:Anesthetics, Local / Q000009:adverse effects* / Q000737:chemistry*; D002045:Bupivacaine / Q000009:adverse effects / Q000737:chemistry; D004357:Drug Synergism; D005260:Female; D006801:Humans; D009046:Motor Neurons / Q000187:drug effects*; D009126:Muscle Relaxation / Q000187:drug effects; D009407:Nerve Block; D011247:Pregnancy; D000077212:Ropivacaine; D013237:Stereoisomerism
chemical_list: D000577:Amides; D000779:Anesthetics, Local; D000077212:Ropivacaine; D002045:Bupivacaine