Update README.md

README.md

@@ -23,12 +23,11 @@ Our facilites include PCs, but you can bring your own laptop if you prefer that.
 ## Coordinates
 
 Details for the next session:
-- Date: 25th of March, 2020
-- Time: 9:00 - 15:00
-- Location: J1-82
+- Date: TBA
+- Time: TBA
+- Location: TBA
 - Teachers:
-  - Mark Santcroos
-  - Mihai Lefter
+  - TBA
 - Registration via www.medgencentre.com. Direct access to the
 [registration form](https://forms.lumc.nl/lumc2/GITcourse).