Ang, T. L., Kwek, A. B. E., Seo, D. W., Paik, W. H., Cheng, T., Wang, H., & Lau, J. (2015). A prospective randomized study of the difference in diagnostic yield between endoscopic ultrasound-guided fine-needle aspiration (EUSFNA) needles with and without a side port in pancreatic masses. Endosc Int Open.

Ang, Tiing Leong, Andrew Boon Eu Kwek, Dong Wan Seo, Woo Hyun Paik, Tsu-Yao Cheng, Hsiu-Po Wang, and James Lau. "A Prospective Randomized Study of the Difference in Diagnostic Yield between Endoscopic Ultrasound-guided Fine-needle Aspiration (EUSFNA) Needles With and Without a Side Port in Pancreatic Masses." Endosc Int Open 2015.

Ang, Tiing Leong, et al. "A Prospective Randomized Study of the Difference in Diagnostic Yield between Endoscopic Ultrasound-guided Fine-needle Aspiration (EUSFNA) Needles With and Without a Side Port in Pancreatic Masses." Endosc Int Open 2015.