Authors: L D Spotila; C D Constantinou; L Sereda; A Ganguly; B L Riggs; D J Prockop Journal: Proc Natl Acad Sci U S A Date: 1991-06-15 Impact factor: 11.205
Authors: S R Cummings; D M Black; M C Nevitt; W S Browner; J A Cauley; H K Genant; S R Mascioli; J C Scott; D G Seeley; P Steiger Journal: JAMA Date: 1990-02-02 Impact factor: 56.272
Authors: C C Johnston; J Z Miller; C W Slemenda; T K Reister; S Hui; J C Christian; M Peacock Journal: N Engl J Med Date: 1992-07-09 Impact factor: 91.245
Authors: N A Morrison; J C Qi; A Tokita; P J Kelly; L Crofts; T V Nguyen; P N Sambrook; J A Eisman Journal: Nature Date: 1994-01-20 Impact factor: 49.962