1

2

3

4

5 “... language restriction (last search on September 6, 2013). We also searched the U.S. Food and Drug...”

6 “... language restriction (last search on September 6, 2013). We also searched the U.S. Food and Drug...”

7

8

9

10

11

12

13

14

15

16

17

18

19 “.../AIDS in the U.S. is limited. We make observations to inform the prioritization of future research...”

20 “.../AIDS in the U.S. is limited. We make observations to inform the prioritization of future research...”