Pimratana, C., Wijitsettakul, U. ., & Cheunganuwat, P. . (2021). Comparison of the Outcomes between Ultrasound-Guided PCNL in Lateral Position and Open Nephrolithotomy for Patients with Staghorn Renal Stones. Siriraj Medical Journal, 73(3), 191–197. https://doi.org/10.33192/Smj.2021.25