RT Journal Article SR Electronic T1 Commentary on Feldman’s Tissue Laxity Based on Donor Tissue Ballooning JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 121 OP 121 DO 10.33589/11.4.0121 VO 11 IS 4 A1 Unger, Martin G. YR 2001 UL http://www.ISHRS-HTForum.org/content/11/4/121.abstract AB