RT Journal Article SR Electronic T1 Letters to the Editors: Re: European regulations JF International Society of Hair Restoration Surgery FD Publication of the International Society of Hair Restoration Surgery SP 228 OP 228 DO 10.33589/23.6.0228 VO 23 IS 6 A1 Williams, Greg YR 2013 UL http://www.ISHRS-HTForum.org/content/23/6/228.abstract AB