RT Journal Article SR Electronic T1 Barcelona Olé JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 31 OP 34 DO 10.33589/7.6.31 VO 7 IS 6 A1 Marzola, Helen YR 1997 UL http://www.ISHRS-HTForum.org/content/7/6/31.abstract AB