Longdom Publishing SL https://www.longdom.org/ Longdom Publishing SL specializes in digital advertising to help clients inform and attract new customers quickly and efficiently. https://www.longdom.org/alcoholism-and-drug-dependence/current-issue.html Journal of Alcoholism & Drug Dependence Volume 7, Issue 2 https://www.longdom.org/open-access/cannabinoids-in-opioid-addiction-treatment-pharmacological-mechanisms.pdf Cannabinoids in Opioid Addiction Treatment Pharmacological Mechanisms Qi K Zuo, Kelsey L Tam, Alex Bekker, Wanhong Zuo and JiangHong Ye https://www.longdom.org/open-access/hematological-and-biochemical-changes-in-blood-liver-and-kidney-tissues-under-the-effect-of-tramadol-treatment.pdf Hematological and Biochemical Changes in Blood Liver and Kidney Tissues under the Effect of Tramadol Treatment Abiodun Olusoji Owoade, Adewale Adetutu and Olubukola Sinbad Olorunnisola