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2. Increased polyamine concentration in the urine of human cancer;Russell;Nature (London),1971
3. Serum-free polyamines in, children with systemic lupus erythematosus;Puri,1978
4. Polyamines in biology and medicine;Rennert,1981
5. Pattern of blood polyamines in healthy subjects from infancy to the adult age;Casti;J Endocrinol Invest,1982