TY JOUR TI Infant mortality in the European North of Russia in the late XIX–early XX centuries KW European North of Russia KW Arkhangelsk province KW Vologda province KW infant mortality KW infant mortality rate JO Proceedings of the Komi Science Centre of the Ural Division of the Russian Academy of Sciences AU Vishnyakova, D.V. PY 2024 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"