Correlation of Δ9-tetrahydrocannabinol concentrations determined by LC–MS–MS in oral fluid and plasma from impaired drivers and evaluation of the on-site Dräger DrugTest®

The effects of sample preparation methods on the variability of the electrospray ionization response for model drug compounds

Ryan P. Bonfiglio, Richard C. King, Timothy Olah et al. · Rapid Communications in Mass Spectrometry · 1999 · 922 citations

Pharmacy, Pharmaceutical Analysis, Pharmaceutics +10

The involvement of drugs in drivers of motor vehicles killed in Australian road traffic crashes

Olaf H. Drummer, Helen Batziris, Mark Chu et al. · Accident Analysis & Prevention · 2003 · 546 citations

Public Health, Pharmacology, Substance Use Disorders +11

Marijuana, alcohol and actual driving performance

Johannes G. Ramaekers, Hindrik W.J. Robbe, John F. O’Hanlon · Human Psychopharmacology Clinical and Experimental · 2000 · 342 citations

Medicine, Pharmacology, Neuropharmacology +15

Detection of Marijuana Use by Oral Fluid and Urine Analysis Following Single-Dose Administration of Smoked and Oral Marijuana

R. Sam Niedbala, Keith Kardos, Dean Fritch et al. · Journal of Analytical Toxicology · 2001 · 216 citations · Full text

Pharmacy, Toxicology, Analytical Toxicology +13

Relationship of  9-Tetrahydrocannabinol Concentrations in Oral Fluid and Plasma after Controlled Administration of Smoked Cannabis

Marilyn A. Huestis, E. J. Cone · Journal of Analytical Toxicology · 2004 · 207 citations

Pharmacy, Pharmacokinetics, Bioavailability +11