RT Journal Article SR Electronic T1 Severe coagulopathy after a massasauga rattlesnake bite JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E191 OP E194 DO 10.1503/cmaj.170783 VO 190 IS 7 A1 Laureano, Marissa A1 Crowther, Mark YR 2018 UL http://www.cmaj.ca/content/190/7/E191.abstract AB