1. 'Disease X' likely to prove 20 times deadlier compared to COVID-19,2023
2. Prioritizing diseases for research and development in emergency contexts,2021
3. Disease X and other unknowns;Honigsbaum;Lancet,2019
4. Sars: the people who risked their lives to stop the virus,2013
5. The first Disease X is caused by a highly transmissible acute respiratory syndrome coronavirus;Jiang;Virol Sin,2020