Effects of parathyroid hormone and alendronate alone or in combination in osteoporosis. - Vegni FE; Corradini C; Privitera G; Sugiyama T; Tanaka H; Kawai S; Miller PD; Fuller KE; Black DM; Bilezikian J; Rosen CJ; Finkelstein JS; et al. (New England Journal of Medicine, 2004)