Yung Puga, G.L., Rieben, R., Bühler, L., Schuurman, H.-J. and Seebach, J.D. 2017. Xenotransplantation: where do we stand in 2016?. Swiss Medical Weekly. 147, 0506 (Feb. 2017), w14403. DOI:https://doi.org/10.4414/smw.2017.14403.