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		Masyrur, M., 		Junitha, I., & 		Proborini, M.
(2019).
 The Changing of Blood Type Based on The Effect of Time and The Degrading Micoorganisms.
<em>Metamorfosa: Journal Of Biological Sciences, 6</em>(2), 165-174.
doi:10.24843/metamorfosa.2019.v06.i02.p05