RT @Julio_Cisneros: Thank you, Professor @DidierPittet, see you soon! https://t.co/JETPYajmYp

Thierry Crouzet

Thank you, Professor @DidierPittet, see you soon! pic.twitter.com/JETPYajmYp

— JulioAMC (@Julio_Cisneros) September 25, 2018