B, DR NAGHA PRASSANA, DR YACHENDRA VSG, DR RUBA VIKNESH, and DR. SAJID .T HUSSAIN. “3D PRINTED HANDS-FREE ULTRASOUND PROBE HOLDER WITH MULTIANGLE NEEDLE GUIDE SYSTEM VERSUS CONVENTIONAL ULTRASOUND METHOD FOR POST OPERATIVE TRANSVERSUS ABDOMINIS PLANE BLOCK FOR LOWER SEGMENT CAESAREAN SECTION – A RANDOMIZED CONTROL TRIAL”. TPM – Testing, Psychometrics, Methodology in Applied Psychology 32, no. S3(2025) : Posted 07 July (July 7, 2025): 1616–1625. Accessed October 2, 2025. https://tpmap.org/submission/index.php/tpm/article/view/875.