RT Journal Article SR Electronic T1 Olanzapine (Zyprexa): increased incidence of cerebrovascular events in dementia trials JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1395 OP 1395 DO 10.1503/cmaj.1040539 VO 170 IS 9 A1 Eric Wooltorton YR 2004 UL http://www.cmaj.ca/content/170/9/1395.abstract