In Russian Federation people started catching diphtheria

The immunologist told Russians about why compatriots started catching diphtheria and about consequences of such disease. It quoted in the In Tatarstan edition. The immunologist Irina Yartsev decided to explain, why this so dangerous disease. As the doctor declared, it practically disappeared in the 30th years. "To win against an illness" inoculations which actively became in Soviet Union helped. At present to Russian Federation...