RT Journal Article SR Electronic T1 Message from the ISHRS 2021 World Congress Program Chair JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 157 OP 157 DO 10.33589/31.4.157 VO 31 IS 4 A1 Schambach, Marie A. YR 2021 UL http://www.ISHRS-HTForum.org/content/31/4/157.abstract AB