reference ranges for hb were first derived from 11,547 subjects in whom laboratory values for serum iron/iron-binding capacity , mean corpuscular volume , and erythrocyte protoporphyrin were all normal ( greater than or equal to 16 % , greater than or equal to 80 fl , and less than or equal to 75 micrograms/dl red blood cells , respectively ) .
C0019046
hb
C0014792
erythrocyte