1. The learning curve for a single surgeon using ultrasonography to guide supine percutaneous nephrolithotomy with an alken metal telescopic dilator. Issue 12 (December 2022) Authors: Birowo, Ponco; Rustandi, Reginald; Risky Raharja, Putu Angga; Putra, Harun Wijanarko; Rasyid, Nur; Atmoko, Widi Journal: Heliyon Issue: Volume 8:Issue 12(2022) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗