Integrating Heterogeneous Data Sources for Cross-Institutional Data Sharing: Requirements Elicitation and Management in SMITH. - Kais Tahar; Christoph Müller; Andreas Dürschmid; Silke Haferkamp; Kutaiba Saleh; Patrick Jürs; Sebastian Stäubert; Jan Erik Gewehr; Sven Zenker; Danny Ammon; Thomas Wendt (MedInfo, 2019)