Affiliation: | 1. Astellas Pharma Europe, Leiden, The Netherlands;2. Kinesis Pharma BV, Breda, The Netherlands;3. ARENSIA Exploratory Medicine, Republican Clinical Hospital, Chisinau, Moldova;4. Medivation, Inc., (Medivation was acquired by Pfizer, Inc. in September 2016), San Francisco, CA, USA;5. Gastroenterology Clinic, University Hospital St. Ivan Rilski, Medical University Sofia, COMAC Medical Ltd, Sofia, Bulgaria |