Vitamin E in the management of pancreatic cancer: A scoping review.

"Conflict-of-interest statement: All the authors report having no relevant conflicts of interest for this article."

"Supported by Universiti Kebangsaan Malaysia Through Research University Grant, No. GUP-2020-021; and Shanghai Municipal Science and Technology Commission, No. 20WZ2504600."

"This scoping review was performed according to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses extension for Scoping Reviews (PRISMA-ScR) guidelines[]. The methodology was according to the Arksey and O'Malley framework[]. Steps of the literature search selection process, from identification, screening and eligibility for the inclusion of articles are shown in Figure . The protocol of this scoping review has not been registered before the study."