Authors: Peter D Sly; Attilio L Boner; Bengt Björksten; Andy Bush; Adnan Custovic; Philippe A Eigenmann; James E Gern; Jorrit Gerritsen; Eckard Hamelmann; Peter J Helms; Robert F Lemanske; Fernando Martinez; Soren Pedersen; Harald Renz; Hugh Sampson; Erika von Mutius; Ulrich Wahn; Patrick G Holt Journal: Lancet Date: 2008-09-20 Impact factor: 79.321