Authors: M S McGrath; K M Hwang; S E Caldwell; I Gaston; K C Luk; P Wu; V L Ng; S Crowe; J Daniels; J Marsh Journal: Proc Natl Acad Sci U S A Date: 1989-04 Impact factor: 11.205
Authors: J M Zarling; P A Moran; O Haffar; J Sias; D D Richman; C A Spina; D E Myers; V Kuebelbeck; J A Ledbetter; F M Uckun Journal: Nature Date: 1990-09-06 Impact factor: 49.962