title: [A new microassay method for free protoporphyrin in blood (author's transl)].
mesh_terms: D006801:Humans; D008722:Methods; D011166:Porphyrins / Q000097:blood*; D011524:Protoporphyrins / Q000097:blood*
chemical_list: D011166:Porphyrins; D011524:Protoporphyrins