'The spleen spends its time taking this element out of the hemoglobin in red blood cells'
iron
YOUR BETTER ELEMENTS: The spleen spends its time taking this element out of the hemoglobin in red blood cells
The spleen spends its time taking this element out of the hemoglobin in red blood cells
The spleen spends its time taking this element out of the hemoglobin in red blood cells
YOUR BETTER ELEMENTS
iron
YOUR BETTER ELEMENTS