Department of Pharmacy, University of Copenhagen, Denmark. Department of Pharmacy, Uppsala University, Sweden. Global R&D, Ferring Pharmaceuticals A/S, Copenhagen, Denmark. Biologics and Pharmaceutical Sciences, H. Lundbeck A/S, Copenhagen, Denmark. AstraZeneca Pharmaceutics, R&D, Mölndal, Sweden. Bioneer:FARMA, Department of Pharmacy, Universitetsparken 2, University of Copenhagen, Copenhagen 2100, Denmark. Electronic address: Anette.mullertz@sund.ku.dk.