RT Journal Article SR Electronic T1 Gusty winds may exist JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 440 OP 440 DO 10.3399/bjgp08X302826 VO 58 IS 551 A1 John Frey YR 2008 UL http://bjgp.org/content/58/551/440.abstract AB