COMPARATIVE PREVALENCE OF DENTAL CARIES IN 6-YEAR-OLD CHILDREN OF NAMIBIA AND THE RUSSIAN FEDERATION ArticleKaverina E.V., Markova A.I., Gaingos R.A., Fomina A.V.Педиатрия. Журнал им. Г.Н. Сперанского. Том 97. 2018. С. 193-195
