Author(s): Moher D, Ritterband L, Christensen H, Stoner S, Drozd F, Blankers M, Crutzen R, Tait R, Mohr D, Evans D, Kok R, Chumnanvej S, Kooprasertying P, Anthony S, Kivuti LW, Hambly K, Aarts JW, Prins J, De la Torre I, Cook R, Jung BC, Burkhard R, Ruiz-Baques A, Gabarron E, Ahmadvand A, Gentles S, Kauer S, Kristjánsdóttir ÓB, Choubisa R, Achampong EK, Arvidsson D, Gagnon MP, Gurgan M, Daviss S, Mathieu E, Labrecque M, Anders HG, Lehto T, Kaldoudi E, Klovning A, Chih MY, Antypas K, Eide H, Lewin T, Leung FL, Ancker J, Fernando J, Archambault PM, Dias R, Lau A, Beck P, Mayo-Wilson E, Bewick B.

Source: J Med Internet Res. 2011 Dec 31;13(4):e126.