title: Erythrocyte protoporphyrin in sickle cell disease.
mesh_terms: D000755:Anemia, Sickle Cell / Q000097:blood*; D002648:Child; D004912:Erythrocytes / Q000032:analysis*; D006801:Humans; D007231:Infant, Newborn; D011166:Porphyrins / Q000097:blood*; D011524:Protoporphyrins / Q000097:blood*
chemical_list: D011166:Porphyrins; D011524:Protoporphyrins