00544naa#a2200181#i#450# EN\\bibl\21715 20240420090419.6 2077-7566 20160726b2016####ek#y0engy0150####ca RU The time of eruption of permanent teeth in children between the ages of 7 and 8 Journal article Ekaterinburg TIRAZH Publishing House 2016 4 с. Journal article local Saypeyeva M. M. Shishmareva A. S. Bimbas E. S. dental-press.ru