Skinfold estimates of body fat among marathon runners.
D000273:Adipose Tissue / Q000032:analysis*; D000328:Adult; D001823:Body Composition; D003720:Densitometry; D006801:Humans; D008297:Male; D008433:Mathematics; D008954:Models, Biological; D012867:Skin / Q000032:analysis*; D012885:Skinfold Thickness; D013178:Sports Medicine