Phrueksawatnon, Kritsada, and Rungrujee Kaweewan. “Surgical Outcome and Prognostic Factors of Amputation in Patients With below-the-Knee (BTK) and Below-the-Ankle (BTA) Arteries Bypass Surgery in Nakornping Hospital, Thailand”. Journal of the Association of General Surgeons of Thailand under the Royal of Patronage of HM the King 5, no. 2 (February 4, 2021): 18-25. Accessed September 23, 2021.