Nicotine in smokers, non-smokers and room air

New picogram detection system based on a mass spectrometer with an external ionization source at atmospheric pressure

E. C. Horning, M. G. Horning, D. I. Carroll et al. · Analytical Chemistry · 1973 · 544 citations

Pharmacy, Chemistry, Analytical Chemistry +11

Cigarette Smoking and Plasma Levels of Nicotine

P.F. Isaac, M. J. Rand · Nature · 1972 · 258 citations

Medicine, Pharmacology, Physiology +9

Structure of hydroxycotinine, a nicotine methobolite

Ermias Dagne, Neal Castagnoli · Journal of Medicinal Chemistry · 1972 · 63 citations

Pharmacy, Pharmacology, Toxicology +8

A New Procedure for the Extraction of Unconjugated Steroids from Plasma and Urine

W.G. Stillwell, Amelia Hung, M. Stafford et al. · Analytical Letters · 1973 · 21 citations

Life Sciences, Biochemistry, Endocrinology +10