RT Journal Article SR Electronic T1 Aid to hairline design (AHD) JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 173 OP 174 DO 10.33589/18.5.0173 VO 18 IS 5 A1 Cole, John YR 2008 UL http://www.ISHRS-HTForum.org/content/18/5/173.abstract AB