"CROSSVIRUS": HTML5 Crossword

Across

1. How is it transmitted? (6,0)
3. What do students have classes with? (9)
4. Is it called so because it is similar to a...? (5)
7. What animal does the virus MERS come from? (5,0)
8. What animals don't spread the new coronavirus? (4)

Down

1. Who are most at risk? (7)
2. What should be worn to avoid the contagion? (4)
5. Where did the infection start? (5,0)
6. Which is the first symptom? (5)