RT Journal Article SR Electronic T1 Research in diabetes mellitus JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 45 OP 45 VO 44 IS 378 A1 P M Greenhalgh A1 A P Haines A1 J S Yudkin YR 1994 UL http://bjgp.org/content/44/378/45.3.abstract AB