| 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 | 224 | 2010 |
| 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 | 176 | 2016 |
| The causes and consequences of immigrant labour in the construction sector in Malaysia S Narayanan, YW Lai International Migration 43 (5), 31-57, 2005 | 86 | 2005 |
| Patterns and reasons for kratom (Mitragyna speciosa) use among current and former opioid poly-drug users D Singh, NJY Chear, S Narayanan, F Leon, A Sharma, CR McCurdy, ... Journal of ethnopharmacology 249, 112462, 2020 | 61 | 2020 |
| Economic corridors and regional development: The Malaysian experience P Athukorala, S Narayanan World Development 106, 1-14, 2018 | 61 | 2018 |
| 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 | 59 | 2017 |
| Novel psychoactive substances—recent progress on neuropharmacological mechanisms of action for selected drugs Z Hassan, OG Bosch, D Singh, S Narayanan, BV Kasinather, E Seifritz, ... Frontiers in psychiatry 8, 152, 2017 | 55 | 2017 |
| Technological maturity and development without research: the challenge for Malaysian manufacturing S Narayanan, LY Wah Development and Change 31 (2), 435-457, 2000 | 55 | 2000 |
| 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 | 49 | 2018 |
| Self-reported prevalence and severity of opioid and kratom (Mitragyna speciosa korth.) side effects A Saref, S Suraya, D Singh, O Grundmann, S Narayanan, MT Swogger, ... Journal of ethnopharmacology 238, 111876, 2019 | 46 | 2019 |
| 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 | 44 | 2019 |
| Restoring the shine to a pearl: Recycling behaviour in Penang, Malaysia H Meen‐Chee, S Narayanan Development and Change 37 (5), 1117-1136, 2006 | 43 | 2006 |
| 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, 2011 | 42 | 2011 |
| Fiscal reform in Malaysia: Behind a successful experience S Narayanan Asian Survey 36 (9), 869-881, 1996 | 42 | 1996 |
| 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 | 37 | 2019 |
| Severity of Pain and Sleep Problems during Kratom (Mitragyna speciosa Korth.) Cessation among Regular Kratom Users D Singh, S Narayanan, BK Vicknasingam, WC Prozialeck, S Ramanathan, ... Journal of psychoactive drugs 50 (3), 266-274, 2018 | 29 | 2018 |
| The impact of the goods and services tax (GST) in Malaysia: Lessons from experiences elsewhere (A note) S Narayanan The Singapore Economic Review 59 (02), 1450009, 2014 | 29 | 2014 |
| The quest for technological competence via MNCs: a Malaysian case study YW Lai, S Narayanan Asian Economic Journal 11 (4), 407-422, 1997 | 28 | 1997 |
| Immigrant labor and industrial upgrading in Malaysia S Narayanan, YW Lai Asian and Pacific Migration Journal 23 (3), 273-297, 2014 | 27 | 2014 |
| Adoption, adaptive innovation, and creative innovation among SMEs in Malaysian manufacturing SMP Hosseini, S Narayanan Asian Economic Papers 13 (2), 32-58, 2014 | 27 | 2014 |
Oliver GrundmannClinical Professor, University of FloridaVerified email at ufl.edu
