J. V. Butler

Supplementation patterns in marathon runners.

R. D. Lutz, D. Nieman, J. Gates, 1989, Journal of the American Dietetic Association.

Nocturnal leg cramps in older people

S. O’Keeffe, E. Mulkerrin, E. Mulkerrin, 2002, Postgraduate medical journal.

Nutrient intake of marathon runners.

R. D. Lutz, D. Nieman, S. Dietrich, 1989, Journal of the American Dietetic Association.

Spironolactone therapy in older patients--the impact of renal dysfunction.

E. Mulkerrin, H. McAvoy, J. V. Butler, 2002, Archives of gerontology and geriatrics.

Food intake patterns of marathon runners.

D. Nieman, D. Butterworth, J. Herring, 1994, International journal of sport nutrition.