Test

## [1] "DataCombo"

Evaluable participants to-date

ID	Cohort	Drug1	Drug2	Tox	Response	Backfilled
1	1	10	20	FALSE	NA	FALSE
2	1	10	20	FALSE	NA	FALSE
3	1	10	20	TRUE	NA	FALSE
4	2	20	20	FALSE	NA	FALSE
5	2	20	20	FALSE	NA	FALSE
6	2	20	20	FALSE	NA	FALSE

The dose grid for drug1 is 10, 20 and 30.

The dose grid for drug2 is 20 and 40.