RT Journal Article SR Electronic T1 Hair’s the Question JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 223 OP 224 DO 10.33589/31.6.223 VO 31 IS 6 A1 Sara Wasserbauer YR 2021 UL http://www.ISHRS-HTForum.org/content/31/6/223.abstract AB