Physical activity and risk of gastrointestinal hemorrhage in the elderly.
Phinney
S D
SD
D000368:Aged; D001095:Arachidonic Acids / Q000378:metabolism; D015444:Exercise / Q000502:physiology*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D012307:Risk Factors
D001095:Arachidonic Acids