[V. O. Portugalov--first physician-hygienist of the Viatka Guberniya].
Kukoviakin
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D049672:History, 19th Century; D012425:Russia (Pre-1917); D012499:Sanitation / Q000266:history*
V. O. Portugalov--pervyĭ sanitarnyĭ vrach Viatskoĭ gubernii.