Development methodology of the novel Endoscopic Stone Treatment step 2/A (EST s2/A) training/assessment curriculum and a roadmap on developing hands on training curriculums in future: An international collaborative work by EAU sections.

Basic simulation training in endourology was established with the endoscopic stone treatment step 1(EST s1), which is now recognised worldwide for training and examination. Following on from EST s1, the EST s2 was started by the EAU sections.