PT - JOURNAL ARTICLE AU - Urushidani, Seigo AU - Oka, Naoki TI - A black perineal skin lesion: a sign of Fournier gangrene AID - 10.1503/cmaj.230658 DP - 2023 Jul 24 TA - Canadian Medical Association Journal PG - E957--E957 VI - 195 IP - 28 4099 - http://www.cmaj.ca/content/195/28/E957.short 4100 - http://www.cmaj.ca/content/195/28/E957.full SO - CMAJ2023 Jul 24; 195