R H Hill

The laboratory's role in environmental health emergency investigations.

R H Hill, L L Needham, J A Liddle, 1986, Journal of toxicology. Clinical toxicology.

A laboratory for handling chemical toxicants safely.

R H Hill, L L Needham, J A Liddle, 1987, American Industrial Hygiene Association journal.

Determination of pesticide metabolites in human urine using an isotope dilution technique and tandem mass spectrometry.

R H Hill, L L Needham, L. Needham, 1995, Journal of analytical toxicology.

Pesticide residues in urine of adults living in the United States: reference range concentrations.

R H Hill, L L Needham, L. Needham, 1995, Environmental research.