00814nam2 22002171i 450 990002308020403321000230802FED01000230802(Aleph)000230802FED0100023080220030801d--------km-y0itay50------baRelationship between chemical structuresand some physicochemical and chemical andbiologiocal properties of tetracyclines.Baltimore, 1970, v. 1, p. 245-249.001000221193Genazzani,Enrico73219ITUNINARICAUNIMARCBK990002308020403321FFABCRelationship between chemical structuresand some physicochemical and chemical andbiologiocal properties of tetracyclines.Baltimore, 1970, v. 1, p. 245-249388051UNINAING01