title: Normal urinary porphyrin excretion in patients with diffuse systemic sclerosis.
authors.forename: A L
authors.initials: AL
authors.lastname: Herrick
authors.forename: P
authors.initials: P
authors.lastname: Reed
authors.forename: M I
authors.initials: MI
authors.lastname: Jayson
authors.forename: C
authors.initials: C
authors.lastname: Weinkove
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008875:Middle Aged; D011166:Porphyrins / Q000652:urine*; D012595:Scleroderma, Systemic / Q000652:urine*
chemical_list: D011166:Porphyrins