How is this defined?

Cases reporting to the clinic? An estimate of total illness? Are there any estimates of how many total infections there are each year (including both subclinical illness and asymptomatic illness)?

Enter the title of your article


Enter a short (max 500 characters) summation of your article
Enter the main body of your article
Lock
+Comments (0)
+Citations (0)
+About
Enter comment

Select article text to quote
welcome text

First name   Last name 

Email

Skip