MP13-12 PRACTICE PATTERNS AND PREDICTORS OF URINARY STONE MATERIAL SUBMISSION FOR ANALYSIS FOLLOWING URETEROSCOPY: RESULTS FROM A STATEWIDE SURGICAL COLLABORATIVE. (May 2022) - Palma-Zamora, Isaac; Daignault-Newton, Stephanie; Butaney, Mohit; Yaguchi, Grace; Leavitt, David; Dauw, Casey; Ghani, Khurshid; Kachroo, Naveen