Answer
Patients No. 5, 6 and 11
Work Step by Step
Samples of Patients No. 5, 6 and 11 are considerably clear, hence they are most likely uninfected
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.