1 Cardiovascular and Metabolic Diseases, Innovative Medicines and Early Development Biotech Unit, AstraZeneca, Pepparedsleden 1, Mölndal, 431 83, Sweden. Electronic address: Jonas.Bostrom@astrazeneca.com.
2 Neuroscience, Innovative Medicines and Early Development Biotech Unit, AstraZeneca, 141 Portland Street, Cambridge, MA 02139, USA.