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2. Material in the study of drugs from chinese folk medicine used for the treatment of hypertension, nephritis, diabetes and cancer;Nikonov G.K.;Aptech Delo,1961
3. New substance obtained from some of the commoner species of marine algae; algin;Stanford E.C.C.;Chem News,1883
4. Antibiotic Activity of some Marine Algae of Puerto Rico