1. J. Steenhuysen , U.S. to make coronavirus strain for possible human challenge trials. Reuters, 14 August 2020. https://www.reuters.com/article/us-health-coronavirus-vaccine-challenge/exclusive-u-s-to-make-coronavirus-strain-for-possible-human-challenge-trials-idUSKCN25A1EL. Accessed 14 September 2020.
2. H. Devlin , Coronavirus vaccine: Oxford team aim to start lab-controlled human trials. The Guardian, 16 July 2020. https://www.theguardian.com/science/2020/jul/16/coronavirus-vaccine-oxford-team-volunteers-lab-controlled-human-challenge-trial. Accessed 14 September 2020.
3. Dozens to be deliberately infected with coronavirus in UK ‘human challenge’ trials
4. The Ethical Challenge of Infection‐Inducing Challenge Experiments
5. Ethics of controlled human infection to address COVID-19