Wongkpratoom, S., Wara-asawapati, S., Chantopas, S., Tangtrakul, S., Kulvechakit, A., Simajareuk, K. and Padee, W. (2013) “A Meta-analysis of Randomized Controlled Trials: Effects of Heparin and Saline Flush on Maintaining Patency and/or Preventing Phlebitis”, Srinagarind Medical Journal, 23(3), pp. 240–249. Available at: https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13078 (Accessed: 7 May 2024).