(Q68807436)
Statements
Gastrointestinal bleeding in competitive runners (English)
R L Fisher
L F McMahon
M J Ryan
D Larson
1 November 1986
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference