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Hanum, G. R.; Wahyudi, D. A.; Pramushinta, I. A. K. Analysis of Lead (Pb) and Zinc (Zn) Levels in Milkfish (Chanos Chanos) at Kalanganyar Market Sidoarjo Using Atomic Absorption Spectrophotometer (Aas) Method. medicra 2021, 4, 65-71.