Prutsakul, S.; Ramart, P.; Uraiverotchanakorn, A.; Nualyong, C.; Leewansangtong, S.; Srinualnad, S.; Taweemonkongsap, T.; Chaiyaprasithi, B.; Amornvesukit, T.; Jitpraphai, S.; Phinthusophon, K.; Soontrapa, S.; Sujijantararat, P. Aluminium step wedge as a measurement to predict the ESWL success rate for solitary upper urinary tract stone. Insight Urol 2013, 34, 19-28.