For citations:

Antonova E.P., Ilyukha V.A., Kalinina S.N. Effect of photoperiodic conditions of the North-West Russia and exogenous melatonin on physiological and biochemical parameters in Syrian hamsters (Mesocricetus auratus). Vestnik Moskovskogo universiteta. Seriya 16. Biologiya. 2020;75(3):145-152. (In Russ.)