Factors associated with spontaneous stone passage in a contemporary cohort of patients presenting with acute ureteric colic: results from the Multi‐centre cohort study evaluating the role of Inflammatory Markers In patients presenting with acute ureteric Colic (MIMIC) study - Shah, Taimur T.; Gao, Chuanyu; Peters, Max; Manning, Todd; Cashman, Sophia; Nambiar, Arjun; Cumberbatch, Marcus; Lamb, Ben; Peacock, Anthony; Van Son, Marieke J.; Rossum, Peter S. N.; Pickard, Robert; et al. (BJU International, 2019)