It would be desirable to learn or find out opinion of the doctor on the device, it is similar to a pocket pocket mirror...

[Nastena]

It would be desirable to learn or find out opinion of the doctor on the device, it is similar to a pocket pocket mirror which defines or determines dangerous and harmless days on a saliva and t. Item

[Shishkanova O.L.]

The method of an estimation is very subjective, therefore is unreliable. Device May be baby, estimates or appreciates change of a crystallization of a saliva depending on day of a cycle.