“Laparoscopic Pyelolithotomy Ureterolithotomy Combined With Flexible Ureterorenoscopy for Upper Urinary Tract Stones Especially in Anomalous Kidneys ”. Annals of Medical Research, vol. 27, no. 10, May 2021, pp. 2775-9, http://annalsmedres.org/index.php/aomr/article/view/980.