Aníbal Ferreira
Hospital de Braga, Braga, Portugal

Arjun Koch
Erasmus University Medical Center, Rotterdam, the Netherlands

Carla Rolanda
School of Medicine, University of Minho, Braga, Portugal
Hospital de Braga, Braga, Portugal

Hendrik Manner
HSK Wiesbaden, Wiesbaden, Germany

Pedro Pimentel Nunes
Faculty of Medicine, University of Porto, Porto, Portugal
Portuguese Oncology Institute, Porto, Portugal

Shunsuke Yamamoto
Department of Gastroenterology, Sahlgrenska University Hospital, Ostra, Sweden