TABLE 3.

Storage temperatures and times used for stability study of test VTM

Time point	Storage temp and times
0	No storage, extract immediately (serves as the reference point)
1	Stored at room temp for 24 h
2	Stored at 4°C for 24 h
3	Stored at 4°C for 48 h
4	Stored at 4°C for 120 h
5	Stored at room temp for 120 h