Value of routine echocardiography in the management of stroke. - Fralick M; Goldberg N; Rohailla S; Guo Y; Burke MJ; Lapointe-Shaw L; Kwan JL; Weinerman AS; Rawal S; Tang T; Razak F; Verma AA (CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne, 2019)