TY - JOUR T1 - Rigorous policies ensure integrity of NLM literature databases JF - Canadian Medical Association Journal JO - CMAJ SP - E289 LP - E289 DO - 10.1503/cmaj.71602 VL - 191 IS - 10 AU - Lauren Topper AU - Jennifer Marill AU - Christopher Kelly AU - Kathryn Funk Y1 - 2019/03/11 UR - http://www.cmaj.ca/content/191/10/E289.abstract ER -