RT Journal Article SR Electronic T1 Invited Commentary JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 138 OP 139 DO 10.33589/31.4.138 VO 31 IS 4 A1 David Josephitis YR 2021 UL http://www.ISHRS-HTForum.org/content/31/4/138.abstract AB