title: Changes in bone mineral density in male athletes.
authors.forename: S I
authors.initials: SI
authors.lastname: Barr
authors.forename: R P
authors.initials: RP
authors.lastname: Heaney
mesh_terms: D015519:Bone Density; D002118:Calcium; D006801:Humans; D008297:Male; D005082:Physical Exertion / Q000502:physiology*; D013177:Sports; D013542:Sweat
chemical_list: D002118:Calcium