“Observational Study to Evaluate Transversus Abdominis Plane (TAP) Block in Abdominal Surgery by Total Requirement of Diclofenac as a Post Operative Analgesia drug”, Int Jour of Biomed Res, vol. 6, no. 10, pp. 841–846, Oct. 2015, doi: 10.7439/ijbr.v6i10.2623.