By God willing, Master thesis submitted by researcher/ Asmaa Mahmoud Gomaa-  Demonstrator, Department of Medical-Surgical Nursing, Faculty of Nursing, Assiut University will be discussed on Wednesday, 17/3/2021, at 10:00 a.m., at the conference hall of the college. Thesis Title: " Effect of in-service training program on nurses' performance regarding patients with whipple surgery "