Как справиться с инфекцией?

Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
1        2      3   4         
                  
          5          
   6                 
     7               
 8                   
9                    
          10    11        
                  
                  
   12       13    14          
                  
 15    16           17