Kawakami, H., Kudo, T., Kuwatani, M., Eto, K., Abe, Y., Kawahata, S., . . . Sakamoto, N. (2014). High and low negative pressure suction techniques in EUS-guided fine-needle tissue acquisition by using 25-gauge needles: A multicenter, prospective, randomized, controlled trial. Gastrointestinal Endoscopy, 80(6), 1030-1037. https://doi.org/10.1016/j.gie.2014.04.012

Kawakami, H., et al. "High and Low Negative Pressure Suction Techniques in EUS-guided Fine-needle Tissue Acquisition by Using 25-gauge Needles: A Multicenter, Prospective, Randomized, Controlled Trial." Gastrointestinal Endoscopy 80, no. 6 (2014): 1030-1037. https://doi.org/10.1016/j.gie.2014.04.012.

Kawakami, H., et al. "High and Low Negative Pressure Suction Techniques in EUS-guided Fine-needle Tissue Acquisition by Using 25-gauge Needles: A Multicenter, Prospective, Randomized, Controlled Trial." Gastrointestinal Endoscopy, vol. 80, no. 6, 2014, pp. 1030-1037, https://doi.org/10.1016/j.gie.2014.04.012.