title: [A familial study of methemoglobinemia].
mesh_terms: D000293:Adolescent; D000328:Adult; D003573:Cytochrome b Group / Q000172:deficiency; D015786:Cytochromes b5; D006579:Heterozygote; D006801:Humans; D008297:Male; D008708:Methemoglobinemia / Q000201:enzymology / Q000235:genetics*
chemical_list: D003573:Cytochrome b Group; D015786:Cytochromes b5