Zhang, J., Sun, W., Wang, T., Li, J., & Yu, M. (2023). Effect of preoperative functional exercise on cephalic vein diameter, anastomotic blood flow, and postoperative complications in patients with arteriovenous internal fistuloplasty. Journal of the Pakistan Medical Association, 73(3), 653–655. https://doi.org/10.47391/JPMA.6224