High-potency marijuana impairs executive function and inhibitory motor control JG Ramaekers, G Kauert, P van Ruitenbeek, EL Theunissen, E Schneider, ... Neuropsychopharmacology 31 (10), 2296-2303, 2006 | 469 | 2006 |
Neurocognitive performance during acute THC intoxication in heavy and occasional cannabis users JG Ramaekers, G Kauert, EL Theunissen, SW Toennes, MR Moeller Journal of psychopharmacology 23 (3), 266-277, 2009 | 439 | 2009 |
Cognition and motor control as a function of Δ9-THC concentration in serum and oral fluid: limits of impairment JG Ramaekers, MR Moeller, P van Ruitenbeek, EL Theunissen, ... Drug and alcohol dependence 85 (2), 114-122, 2006 | 373 | 2006 |
Tolerance and cross-tolerance to neurocognitive effects of THC and alcohol in heavy cannabis users JG Ramaekers, EL Theunissen, M De Brouwer, SW Toennes, MR Moeller, ... Psychopharmacology 214, 391-401, 2011 | 189 | 2011 |
Ayahuasca enhances creative divergent thinking while decreasing conventional convergent thinking KPC Kuypers, J Riba, M de la Fuente Revenga, S Barker, EL Theunissen, ... Psychopharmacology 233, 3395-3403, 2016 | 182 | 2016 |
Comparison of cannabinoid pharmacokinetic properties in occasional and heavy users smoking a marijuana or placebo joint SW Toennes, JG Ramaekers, EL Theunissen, MR Moeller, GF Kauert Journal of analytical toxicology 32 (7), 470-477, 2008 | 141 | 2008 |
Medicinal Δ9‐tetrahydrocannabinol (dronabinol) impairs on‐the‐road driving performance of occasional and heavy cannabis users but is not detected in Standard … WM Bosker, KPC Kuypers, EL Theunissen, A Surinx, RJ Blankespoor, ... Addiction 107 (10), 1837-1844, 2012 | 136 | 2012 |
Effect of cannabidiol and Δ9-tetrahydrocannabinol on driving performance: a randomized clinical trial TR Arkell, F Vinckenbosch, RC Kevin, EL Theunissen, IS McGregor, ... Jama 324 (21), 2177-2186, 2020 | 130 | 2020 |
Effects of Acute MDMA Intoxication on Mood and Impulsivity: Role of the 5-HT2 and 5-HT1 Receptors JHP van Wel, KPC Kuypers, EL Theunissen, WM Bosker, K Bakker, ... PloS one 7 (7), e40187, 2012 | 114 | 2012 |
Psychomotor function in chronic daily cannabis smokers during sustained abstinence WM Bosker, EL Karschner, D Lee, RS Goodwin, J Hirvonen, RB Innis, ... PloS one 8 (1), e53127, 2013 | 109 | 2013 |
Pharmacokinetic Properties of Δ9-Tetrahydrocannabinol in Oral Fluid of Occasional and Chronic Users SW Toennes, JG Ramaekers, EL Theunissen, MR Moeller, GF Kauert Journal of analytical toxicology 34 (4), 216-221, 2010 | 106 | 2010 |
Neurophysiological functioning of occasional and heavy cannabis users during THC intoxication EL Theunissen, GF Kauert, SW Toennes, MR Moeller, A Sambeth, ... Psychopharmacology 220, 341-350, 2012 | 105 | 2012 |
Low doses of LSD acutely increase BDNF blood plasma levels in healthy volunteers NRPW Hutten, NL Mason, PC Dolder, EL Theunissen, F Holze, ME Liechti, ... ACS pharmacology & translational science 4 (2), 461-466, 2020 | 102 | 2020 |
Mood and cognition after administration of low LSD doses in healthy volunteers: A placebo controlled dose-effect finding study NRPW Hutten, NL Mason, PC Dolder, EL Theunissen, F Holze, ME Liechti, ... European Neuropsychopharmacology 41, 81-91, 2020 | 95 | 2020 |
Cannabis and tolerance: acute drug impairment as a function of cannabis use history JG Ramaekers, JH Van Wel, DB Spronk, SW Toennes, KPC Kuypers, ... Scientific reports 6 (1), 26843, 2016 | 95 | 2016 |
Acute and subchronic effects of bilastine (20 and 40 mg) and hydroxyzine (50 mg) on actual driving performance in healthy volunteers S Conen, EL Theunissen, ACM Van Oers, R Valiente, JG Ramaekers Journal of psychopharmacology 25 (11), 1517-1523, 2011 | 86 | 2011 |
A placebo-controlled study to assess Standardized Field Sobriety Tests performance during alcohol and cannabis intoxication in heavy cannabis users and accuracy of point of … WM Bosker, EL Theunissen, S Conen, KPC Kuypers, WK Jeffery, ... Psychopharmacology 223, 439-446, 2012 | 85 | 2012 |
A randomized trial on the acute and steady‐state effects of a new antidepressant, vortioxetine (Lu AA21004), on actual driving and cognition EL Theunissen, D Street, AM Højer, A Vermeeren, A Van Oers, ... Clinical Pharmacology & Therapeutics 93 (6), 493-501, 2013 | 84 | 2013 |
A low dose of lysergic acid diethylamide decreases pain perception in healthy volunteers JG Ramaekers, N Hutten, NL Mason, P Dolder, EL Theunissen, F Holze, ... Journal of Psychopharmacology 35 (4), 398-405, 2021 | 77 | 2021 |
Cannabis and cocaine decrease cognitive impulse control and functional corticostriatal connectivity in drug users with low activity DBH genotypes JG Ramaekers, JH Van Wel, D Spronk, B Franke, G Kenis, SW Tönnes, ... Brain imaging and behavior 10, 1254-1263, 2016 | 67 | 2016 |