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: H Resch; C Libanati; J Talbot; M Tabuenca; S Farley; P Bettica; W Tritthart; D Baylink Journal: Calcif Tissue Int Date: 1994-01 Impact factor: 4.333