1 “... SELECTION: Eligible studies had English-language abstracts, were applicable to U.S. clinical practice...”

2 “... SELECTION: Eligible studies had English-language abstracts, were applicable to U.S. clinical practice...”

3

4 “...LIMITATIONS: As in the earlier review, we did not find any well-conducted trials that could address...”

5 “...LIMITATIONS: As in the earlier review, we did not find any well-conducted trials that could address...”

6 Subjects: “...clinical trials...”