Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Bluemel, S; Menne, D; Fried, M; Schwizer, W; Steingoetter, A (2015). On the validity of the13C-acetate breath test for comparing gastric emptying of different liquid test meals: a validation study using magnetic resonance imaging. Neurogastroenterology and Motility, 27(10):1487-1494.