RT Journal Article SR Electronic T1 A Statistical Approach for Comparing Hair Populations JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 91 OP 92 DO 10.33589/14.3.0091 VO 14 IS 3 A1 Reed, William H. YR 2004 UL http://www.ISHRS-HTForum.org/content/14/3/91.abstract AB