Scheffer, Marten, Elizabeth Bolhuis, Denny Borsboom, Timothy Buchman, Sanne Gijzel, Dave Goulson, Jan Kammenga, et al. (2018) 2018. “Quantifying Resilience of Humans and Other Animals.”. Proceedings of the National Academy of Sciences of the United States of America 115 (47): 11883-90. doi:10.1073/pnas.1810630115.

Van Boeckel, Thomas, Charles Brower, Marius Gilbert, Bryan Grenfell, Simon Levin, Timothy Robinson, Aude Teillant, and Ramanan Laxminarayan. (2015) 2015. “Global Trends in Antimicrobial Use in Food Animals.”. Proceedings of the National Academy of Sciences of the United States of America 112 (18): 5649-54. doi:10.1073/pnas.1503141112.