M D Knutson

Concentrating breath samples using liquid nitrogen: a reliable method for the simultaneous determination of ethane and pentane.

M D Knutson, F E Viteri, F. Viteri, 1996, Analytical biochemistry.

Methods for measuring ethane and pentane in expired air from rats and humans.

M D Knutson, F E Viteri, G J Handelman, 2000, Free radical biology & medicine.