RT Journal Article SR Electronic T1 Argyria caused by chronic ingestion of silver JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E139 OP E139 DO 10.1503/cmaj.171374 VO 190 IS 5 A1 Nathan A. Bracey A1 Jonathan S. Zipursky A1 David N. Juurlink YR 2018 UL http://www.cmaj.ca/content/190/5/E139.abstract AB