Rump, Axel, and Matthias Buntrock. “Major Donations Fundraising in German Hospitals – Donation Potential of High-Net-Worth Individuals for Top-Quality Medicine and Research”. SCIENTIA MORALITAS - International Journal of Multidisciplinary Research 7, no. 1 (July 26, 2022): 46-61. Accessed February 7, 2023. http://www.scientiamoralitas.com/index.php/sm/article/view/115.