Exercise and mechanical loading increase periosteal bone formation and whole bone strength in C57BL/6J but not in C3H/Hej mice. - Kodama,Y.; Umemura,Y.; Nagasawa,S.; Beamer,W.G.; Donahue,L.R.; Rosen,C.R.; Baylink,D.J.; Farley,J.R. (Calcif Tissue Int, 2000)