It is usually difficult to recruit participants for clinical trials.
Viewing:
2014Q2
| 2014Q2 | |
|---|---|
| True | 40.4% |
| False | 30.5% |
| Not sure | 29.1% |
["True","False","Not sure"]
[{"label":"2014Q2","data":["40.4","30.5","29.1"]}]