014. EXTERNAL VALIDATION OF THE CHOKAI SCORE IN PREDICTING URETERAL STONES IN UNITED ARAB EMIRATES: A PROSPECTIVE MULTICENTRIC OBSERVATIONAL STUDY
Mohammad A Rehman, Tasnim Ahmed, Ahmed AlZaabi, Muneer Al Marzooqi, Mansoor Husain, Rauda AlNuaimi, Abdulrahman Alzaab, Saleh SA Fares, Fikri Abu-Zidan