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Walter et al., 1978. J. Agric. Food Chem., 26 (5): 1222-1226
Document reference
Walter, W. M. ; Purcell, A. E. ; Mc Collum, G. K. J., 1978. Laboratory preparation of a protein-xanthophyll concentrate from sweet potato leaves. J. Agric. Food Chem., 26 (5): 1222-1226
