Materials and procedures used in the research must meet the established ethical criteria in experiments with humans or animals. Patients should not be mentioned by name, initials or photographs, through which they can be identified.
Entries may not be offered in another journal during their consideration in the journal. "Problems of Dental Medicine". They should not be published at an earlier in other printed or electronic edition. This is certified by a declaration.
The materials meet the law on copyright and related rights and those of scientific ethics.
The authors are responsible for all statements, opinions, conclusions and methods of data presentation of their research in the given manuscripts.