title: The coexistence of two types of porphyria in one family.
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011164:Porphyrias / Q000235:genetics* / Q000378:metabolism; D011166:Porphyrins / Q000378:metabolism
chemical_list: D011166:Porphyrins