Question 1 (1 point)
At what level of evidence is evidence from a single descriptive
or qualitative study
Question 1 options:
Level 2
Level 4
Level 6
Level 7
Question 2 (1 point)
At what level of evidence is evidence from a well-designed
case control and cohort studies?
Question 2 options:
a) Level 2
b) Level 4