title: Semiautomated method for serum pepsinogen determination.
mesh_terms: D001322:Autoanalysis; D011232:Chemical Precipitation; D003956:Dialysis; D004792:Enzyme Precursors / Q000032:analysis* / Q000097:blood; D005374:Filtration; D005470:Fluorometry; D005750:Gastric Juice / Q000032:analysis; D006454:Hemoglobins; D006801:Humans; D008722:Methods; D010434:Pepsin A; D013997:Time Factors; D014443:Tyrosine / Q000032:analysis
chemical_list: D004792:Enzyme Precursors; D006454:Hemoglobins; D014443:Tyrosine; D010434:Pepsin A