Review A case of obstructive jaundice caused by impaction of a pancreatic stone in the papilla for which a needle knife precut papillotomy was effective.
Naitoh I, Nakazawa T, Ohara H, Ando T, Hayashi K, Okumura F, Togawa S, Kitajima Y, Ban T, Miyabe K, et al. JOP. 2008 Jul 10; 9(4):520-5. Epub 2008 Jul 10.