The delay more 3 weeks did or made the test for pregnancy in house conditions 4...

[Vick]

The delay more 3 weeks did or made the test for pregnancy in house conditions 4 times with an interval in a week all results negative
Whether it is possible or probable that all of them are erroneous?

[Maljarskaja M.M.]

It is improbable, but it is possible or probable. Already poraa to go on US