RT Journal Article SR Electronic T1 Literature ReviewThe Gabrin Sign and Role of Androgens in COVID-19 Severity: A Look at 3 Studies JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 146 OP 146 DO 10.33589/30.4.146 VO 30 IS 4 A1 Rogers, Nicole E. YR 2020 UL http://www.ISHRS-HTForum.org/content/30/4/146.abstract AB