title: Skeletal mass and body composition in marathon runners.
mesh_terms: D000328:Adult; D001823:Body Composition; D001827:Body Height; D001842:Bone and Bones / Q000502:physiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009501:Neutron Activation Analysis; D012420:Running; D013057:Spectrum Analysis