Lepiten, A. J., R. P. Abordonado, M. C. Giganto, P. M. A. Nombrado, R. C. Rayco, K. Valencia, and K. A. Toledo. “Assessment of the Physical and Chemical Properties of Colocasia Esculenta (Taro) Corm Gel and Its Use In Ultrasound Imaging: Visibility Metric For An Alternative Sonographic Gel”. Journal of Scientific Investigations, vol. 1, no. 1, Oct. 2022, pp. 1-11, http://jsi.cebudoctorsuniversity.edu/index.php/jsi/article/view/37.