| From Kratom to mitragynine and its derivatives: physiological and behavioural effects related to use, abuse, and addiction Z Hassan, M Muzaimi, V Navaratnam, NHM Yusoff, FW Suhaimi, ... Neuroscience & Biobehavioral Reviews 37 (2), 138-151, 2013 | 475 | 2013 |
| Kratom (Mitragyna speciosa) dependence, withdrawal symptoms and craving in regular users D Singh, CP Müller, BK Vicknasingam Drug and alcohol dependence 139, 132-137, 2014 | 304 | 2014 |
| The informal use of ketum (Mitragyna speciosa) for opioid withdrawal in the northern states of peninsular Malaysia and implications for drug substitution therapy B Vicknasingam, S Narayanan, GT Beng, SM Mansor International Journal of Drug Policy 21 (4), 283-288, 2010 | 288 | 2010 |
| Following “the Roots” of Kratom (Mitragyna speciosa): The Evolution of an Enhancer from a Traditional Use to Increase Work and Productivity in Southeast Asia to a … E Cinosi, G Martinotti, P Simonato, D Singh, Z Demetrovics, ... BioMed research international 2015 (1), 968786, 2015 | 268 | 2015 |
| Traditional and non-traditional uses of Mitragynine (Kratom): A survey of the literature D Singh, S Narayanan, B Vicknasingam Brain Research Bulletin 126, 41-46, 2016 | 241 | 2016 |
| The rise of methamphetamine in Southeast and East Asia R McKetin, R McKetin, N Kozel, R McKetin, N Kozel, J Douglas, ... Drug and alcohol review 27 (3), 220-228, 2008 | 184 | 2008 |
| To use or not to use: an update on licit and illicit ketamine use JH Li, B Vicknasingam, Y Cheung, W Zhou, AW Nurhidayat, DCD Jarlais, ... Substance abuse and rehabilitation, 11-20, 2011 | 175 | 2011 |
| Social Functioning of Kratom (Mitragyna speciosa) Users in Malaysia D Singh, CP Müller, BK Vicknasingam, SM Mansor Journal of Psychoactive Drugs 47 (2), 125-131, 2015 | 117 | 2015 |
| Changing trends in the use of kratom (Mitragyna speciosa) in Southeast Asia D Singh, S Narayanan, B Vicknasingam, O Corazza, R Santacroce, ... Human Psychopharmacology: Clinical and Experimental 32 (3), e2582, 2017 | 100 | 2017 |
| Kratom and pain tolerance: a randomized, placebo-controlled, double-blind study B Vicknasingam, WT Chooi, AA Rahim, D Ramachandram, D Singh, ... The Yale journal of biology and medicine 93 (2), 229, 2020 | 95 | 2020 |
| Evaluating the hematological and clinical-chemistry parameters of kratom (Mitragyna speciosa) users in Malaysia D Singh, CP Müller, V Murugaiyah, SBS Hamid, BK Vicknasingam, ... Journal of ethnopharmacology 214, 197-206, 2018 | 78 | 2018 |
| Injection of buprenorphine and buprenorphine/naloxone tablets in Malaysia B Vicknasingam, M Mazlan, RS Schottenfeld, MC Chawarski Drug and Alcohol Dependence 111 (1-2), 44-49, 2010 | 76 | 2010 |
| Long-Term Cognitive Effects of Kratom (Mitragyna speciosa Korth.) Use D Singh, S Narayanan, CP Müller, B Vicknasingam, M Yücel, ETW Ho, ... Journal of psychoactive drugs 51 (1), 19-27, 2019 | 68 | 2019 |
| Severity of Kratom (Mitragyna speciosa Korth.) Psychological Withdrawal Symptoms D Singh, S Narayanan, CP Müller, MT Swogger, AA Rahim, ... Journal of psychoactive drugs 50 (5), 445-450, 2018 | 68 | 2018 |
| Motives for using Kratom (Mitragyna speciosa Korth.) among regular users in Malaysia D Singh, S Narayanan, CP Müller, MT Swogger, NJY Chear, EB Dzulkapli, ... Journal of ethnopharmacology 233, 34-40, 2019 | 67 | 2019 |
| Substance abuse and the HIV situation in Malaysia D Singh, MC Chawarski, R Schottenfeld, B Vicknasingam Journal of food and drug analysis 21 (4), S46-S51, 2013 | 66 | 2013 |
| Drug abuse, HIV, and HCV in Asian countries YI Hser, D Liang, YC Lan, BK Vicknasingam, A Chakrabarti Journal of Neuroimmune Pharmacology 11 (3), 383-393, 2016 | 47 | 2016 |
| The transition to harm reduction: understanding the role of non-governmental organisations in Malaysia S Narayanan, B Vicknasingam, NMH Robson International Journal of Drug Policy 22 (4), 311-317, 2011 | 44 | 2011 |
| Lifetime ATS use and increased HIV risk among not-in-treatment opiate injectors in Malaysia MC Chawarski, B Vicknasingam, M Mazlan, RS Schottenfeld Drug and Alcohol Dependence 124 (1-2), 177-180, 2012 | 40 | 2012 |
| Decriminalization of drug use B Vicknasingam, S Narayanan, D Singh, M Chawarski Current opinion in psychiatry 31 (4), 300-305, 2018 | 37 | 2018 |
