RT Journal Article SR Electronic T1 Unilateral necrobiosis lipoidica of the flexor aspect of the lower leg JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E41 OP E41 DO 10.1503/cmaj.190466 VO 192 IS 2 A1 Ya Nan Wang A1 Hong Zhong Jin YR 2020 UL http://www.cmaj.ca/content/192/2/E41.abstract