Authors: M N Tsolia; D Kafetzis; K Danelatou; H Astral; K Kallergi; P Spyridis; Th E Karpathios Journal: Eur J Epidemiol Date: 2003 Impact factor: 8.082
Authors: B Friis; P Andersen; E Brenøe; A Hornsleth; A Jensen; F U Knudsen; P A Krasilnikoff; C H Mordhorst; S Nielsen; P Uldall Journal: Arch Dis Child Date: 1984-11 Impact factor: 3.791