RT Journal Article SR Electronic T1 Surgical Assistants Corner: Is it possible to accurately assess donor yield? JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 61 OP 61 DO 10.33589/21.2.0061 VO 21 IS 2 A1 Tafoya, Patrick A1 Roberts, Sara YR 2011 UL http://www.ISHRS-HTForum.org/content/21/2/61.abstract AB