Eisen, G. M., Coleman, S. D., England, R. E., McGee, S., Branch, M. S., Affronti, J., … Cotton, P. B. (1995). A prospective evaluation of the secretin ultrasound test in patients undergoing endoscopic therapy for chronic pancreatitis. Gastrointestinal Endoscopy, 41(4), 422–422. https://doi.org/10.1016/s0016-5107(05)80541-3

Eisen, G. M., S. D. Coleman, R. E. England, S. McGee, M. S. Branch, J. Affronti, P. S. Jowell, J. Baillie, and P. B. Cotton. “A prospective evaluation of the secretin ultrasound test in patients undergoing endoscopic therapy for chronic pancreatitis.” Gastrointestinal Endoscopy 41, no. 4 (April 1995): 422–422. https://doi.org/10.1016/s0016-5107(05)80541-3.

Eisen GM, Coleman SD, England RE, McGee S, Branch MS, Affronti J, et al. A prospective evaluation of the secretin ultrasound test in patients undergoing endoscopic therapy for chronic pancreatitis. Gastrointestinal Endoscopy. 1995 Apr;41(4):422–422.

Eisen, G. M., et al. “A prospective evaluation of the secretin ultrasound test in patients undergoing endoscopic therapy for chronic pancreatitis.” Gastrointestinal Endoscopy, vol. 41, no. 4, Elsevier BV, Apr. 1995, pp. 422–422. Crossref, doi:10.1016/s0016-5107(05)80541-3.

Eisen GM, Coleman SD, England RE, McGee S, Branch MS, Affronti J, Jowell PS, Baillie J, Cotton PB. A prospective evaluation of the secretin ultrasound test in patients undergoing endoscopic therapy for chronic pancreatitis. Gastrointestinal Endoscopy. Elsevier BV; 1995 Apr;41(4):422–422.