[1] Univ Melbourne, Florey Inst Neurosci & Mental Hlth, Mol Psychiat Lab, Parkville, Vic 3010, Australia
[2] Univ Melbourne, Dept Psychiat, Parkville, Vic 3010, Australia
[3] Univ Munich, Dept Psychiat, D-80539 Munich, Germany
[4] Karolinska Inst, Dept Physiol & Pharmacol, Sect Neuropsychopharmacol, Stockholm, Sweden
[5] Univ Calif San Diego, Dept Psychiat, La Jolla, CA 92093 USA
[6] VA San Diego Healthcare Syst, Res Serv, San Diego, CA USA
[7] Univ Halle Wittenberg, Dept Psychiat, D-06108 Halle, Germany
[8] Inst Rech Servier, Unite Rech & Decouverte, Croissy Sur Seine, France