1. Ileal-lymphoid-nodular hyperplasia, non-specific colitis, and pervasive developmental disorder in children;Wakefield;Lancet,1998
2. In 1998, The Lancet required that: “The Editor needs to be informed [of any conflicts of interest] and will discuss with you [the authors] whether or not disclosure in the journal is necessary. All sources of funding must be disclosed, as an acknowledgment in the text.”