[Role of I. I. Mechnikov in the development of a laboratory service in the central volga region].
D049673:History, 20th Century; D007753:Laboratories / Q000266:history*; D012425:Russia (Pre-1917)
Rol' I. I. Mechnikova v razvitii laboratornoĭ sluzhby v Srednem Povolzh'e.