RT Journal Article SR Electronic T1 Normal Hairline or Norwood Class 0, 1 JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 178 OP 178 DO 10.33589/9.6.0178 VO 9 IS 6 A1 Vong, Viroj YR 1999 UL http://www.ISHRS-HTForum.org/content/9/6/178.abstract AB