RU
N-acetil'-nevraminovaja kislota i ee rol' v zashhitnykh reakcijakh organizma
EN
N-acetylo-neuraminic acid and its role in defensive reactions of the organism
FR
L'acide N-acetyloneuraminique et son role dans les reactions defensives de l'organisme
DE
N-acetyloneuraminsaure und ihre Rolle in der Defensivreaktion des Organismus