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: M J K Simon; F T Beil; W Rüther; B Busse; T Koehne; M Steiner; P Pogoda; A Ignatius; M Amling; R Oheim Journal: Osteoporos Int Date: 2014-04-29 Impact factor: 4.507