New psychoactive and classic substances in pooled urine samples collected at the Ultra Europe festival in Split, Croatia Posted on December 6, 2021December 6, 2021 By Becky Carter Davorka Sutlović, Sendi Kuret et al Arch. Indust. Hyg. Toxicol.; 72(3); 2021 Download the article Seized Drugs/Controlled Substances