nu sunt cunoscute ca bolnavi, dar r

nu sunt cunoscute ca bolnavi, dar reprezintă o importantă sursă de infecţie.

Results (English) 1:

There are no known as sick, but represent an important source of infection.

Results (English) 2:

not known to the sick, but is an important source of infection.

Results (English) 3:

There are known as sick, but it also represents an important source of infection.