PT - JOURNAL ARTICLE ED - BMJ Publishing Group Ltd TI - Retraction: Expression of concern: potential risk for developing severe COVID-19 disease among anabolic steroid users AID - 10.1136/bcr-2021-241572ret DP - 2023 Nov 01 TA - BMJ Case Reports PG - e241572ret VI - 16 IP - 11 4099 - http://casereports.bmj.com/content/16/11/e241572ret.short 4100 - http://casereports.bmj.com/content/16/11/e241572ret.full SO - BMJ Case Reports2023 Nov 01; 16