If you still want to register, here is more information:
https://www.ascctox.org/innovativescience2020/program
The online Summer School of the Center for Alternatives to Animal Testing (CAAT) at the Johns Hopkins Bloomberg School of Public Health in Baltimore is currently running.
Some of the events can be attended free of charge.
If you still want to register, here is more information:
https://www.ascctox.org/innovativescience2020/program