RT Journal Article SR Electronic T1 Patient-held clinical guidelines for hypertension — a step too far? JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 155 OP 155 VO 57 IS 535 A1 Neil Adams A1 Peter Davidson A1 Matthew Smith YR 2007 UL http://bjgp.org/content/57/535/155.1.abstract AB