RT Journal Article SR Electronic T1 Follicular Unit Coupling—The Role of Slot Grafting in Hair Transplantation JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 112 OP 113 DO 10.33589/9.4.112 VO 9 IS 4 A1 Hitzig, Gary S. YR 1999 UL http://www.ISHRS-HTForum.org/content/9/4/112.abstract AB