A/RES/71/211 International cooperation to address and counter the world drug problem 31. Encourages Member States to promote proportionate national sentencing policies, practices and guidelines for drug-related offences, whereby the severity of penalties is proportionate to the gravity of offences and both mitigating and aggravating factors are taken into account, including the circumstances enumerated in article 3 of the 1988 Convention and other relevant and applicable international law, and in accordance with national legislation; 32. Undertakes to promote bilateral, regional and international cooperation, including through intelligence-sharing and cross-border cooperation, aimed at addressing and countering the world drug problem more effectively, in particular by encouraging and supporting such cooperation by those States most directly affected by illicit crop cultivation and the illicit production, manufacture, transit, trafficking, distribution and abuse of narcotic drugs and psychotropic substances; 33. Encourages Member States to develop and implement, as appropriate, comprehensive policies and programmes that, by fostering social development, are aimed at the prevention of crime and violence and that address the multiple factors that contribute to marginalization, crime and victimization, in close cooperation with relevant stakeholders, including civil society, and based on scientific evidence and taking into account good practices; 34. Reaffirms the need for Member States to review and, if necessary, strengthen coordinated measures, enhance capacity-building to counter moneylaundering arising from drug trafficking and improve legal cooperation, including judicial cooperation, where appropriate, at the national, regional and international levels, to dismantle organized criminal groups involved in drug trafficking, in order to provide for the prevention, detection, investigation and prosecution of the perpetrators of such crimes; 35. Underlines the need to strengthen regional, subregional and international cooperation in criminal matters, as appropriate, including judicial cooperation in the areas of, inter alia, extradition, mutual legal assistance and tran sfer of proceedings, in accordance with the three international drug control conventions and other international legal instruments and national legislation, and to strive to provide appropriate resources to national competent authorities, including through the provision of targeted technical assistance to requesting countries; 36. Notes the importance of an integrated approach in drug policies, including by strengthening partnerships between the public health, development, human rights, justice and law enforcement fields and by facilitating inter -agency cooperation and communication, where appropriate; 37. Encourages the promotion, where appropriate, in the framework of international cooperation, of the use of law enforcement techniques, consistent with national legislation and international law, including applicable human rights obligations, in order to ensure that drug traffickers are brought to justice and that major criminal organizations are disrupted and dismantled; 38. Reiterates the strong commitment of Member States to improving access to controlled substances for medical and scientific purposes by appropriately addressing existing barriers in this regard, including those related to legislation, regulatory systems, health-care systems, affordability, the training of health -care professionals, education, awareness-raising, estimates, assessment and reporting, benchmarks for consumption of substances under control and international cooperation and coordination, while concurrently preventing the diversion and abuse of and trafficking in such substances; 10/20