Maintenance work on the ZORA database servers is scheduled for Thursday 25th July 2019 from 19:00-20:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Bammer, G; Dobler-Mikola, A; Fleming, P; Strang, J; Uchtenhagen, Ambros (1999). The heroin prescribing debate: integrating science and politics. Science, 284:1277-1278.