Figure 1

Distribution of overdoses according to the weekday. Patients with serious GHB and GBL overdose treated by Helsinki EMS in 2006-2007. EMS: Emergency Medical Service, GHB: gammahydroxybutyrate, GBL: gammabutyrolactone.
Distribution of overdoses according to the weekday. Patients with serious GHB and GBL overdose treated by Helsinki EMS in 2006-2007. EMS: Emergency Medical Service, GHB: gammahydroxybutyrate, GBL: gammabutyrolactone.