RT Journal Article SR Electronic T1 Identifying high-frequency attendees in general practice JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 322 OP 323 DO 10.3399/bjgp17X691529 VO 67 IS 660 A1 Glenda Anne Cook A1 Akhtar Ali A1 Roger Dykins A1 Robin Hudson A1 Julie Johnston A1 Jill Mitchell YR 2017 UL http://bjgp.org/content/67/660/322.abstract AB