RT Journal Article SR Electronic T1 Is there evidence that megatrials are based on a methodological mistake? JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 688 OP 688 VO 46 IS 412 A1 M Moher A1 D Moher YR 1996 UL http://bjgp.org/content/46/412/688.2.abstract AB