in 20 patients with pernicious anemia the mean serum pepsinogen ii level was 10.6 +/- 2.5 ng/ml , not different from normal , but significantly higher ( p less than 0.001 ) than the level of pepsinogen i which was 5.9 +/- 4.7 ng/ml .
C0030915
pepsinogen ii
C0030913
pepsinogen