Authors: R H Duerr; S R Targan; C J Landers; N F LaRusso; K L Lindsay; R H Wiesner; F Shanahan Journal: Gastroenterology Date: 1991-05 Impact factor: 22.682
Authors: F J van der Woude; N Rasmussen; S Lobatto; A Wiik; H Permin; L A van Es; M van der Giessen; G K van der Hem; T H The Journal: Lancet Date: 1985-02-23 Impact factor: 79.321