RT Journal Article SR Electronic T1 Corticosteroids and peptic ulceration prophylaxis in patients with advanced cancer. JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 270 OP 271 VO 45 IS 394 A1 J Ellershaw A1 M Kelly YR 1995 UL http://bjgp.org/content/45/394/270.2.abstract AB