Authors: C M Nalin; R D Purcell; D Antelman; D Mueller; L Tomchak; B Wegrzynski; E McCarney; V Toome; R Kramer; M C Hsu Journal: Proc Natl Acad Sci U S A Date: 1990-10 Impact factor: 11.205
Authors: N Zein; A M Casazza; T W Doyle; J E Leet; D R Schroeder; W Solomon; S G Nadler Journal: Proc Natl Acad Sci U S A Date: 1993-09-01 Impact factor: 11.205