Bharti, Neerja The efficacy of a novel approach to transversus abdominis plane block for postoperative analgesia after colorectal surgery. [electronic resource] - Anesthesia and analgesia Jun 2011 - 1504-8 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1526-7598 Standard No.: 10.1213/ANE.0b013e3182159bf8 doi Subjects--Topical Terms: Abdominal Muscles--drug effectsAdolescentAdultAnalgesia--methodsAnesthesia--methodsAnesthetics--administration & dosageColorectal Neoplasms--surgeryDouble-Blind MethodFemaleHumansMaleMiddle AgedMorphine--pharmacologyNerve Block--methodsPain, Postoperative--drug therapyTime FactorsTreatment Outcome