Authors: B L Riggs; S F Hodgson; W M O'Fallon; E Y Chao; H W Wahner; J M Muhs; S L Cedel; L J Melton Journal: N Engl J Med Date: 1990-03-22 Impact factor: 91.245
Authors: S T Harris; N B Watts; R D Jackson; H K Genant; R D Wasnich; P Ross; P D Miller; A A Licata; C H Chesnut Journal: Am J Med Date: 1993-12 Impact factor: 4.965