TY - JOUR T1 - Pencil-core granuloma JF - Canadian Medical Association Journal JO - CMAJ SP - E14 LP - E14 DO - 10.1503/cmaj.211094 VL - 194 IS - 1 AU - Ko Matsuoka AU - Ryota Tanaka AU - Toshifumi Nomura Y1 - 2022/01/10 UR - http://www.cmaj.ca/content/194/1/E14.abstract ER -