. "C53972"^^ . "Polyostotic Sclerosing HistiocytosisSYNCI" . "Erdheim-Chester_Disease"^^ . "Disease or Syndrome"^^ . "C0878675"^^ . "Erdheim-Chester Disease"^^ . "Erdheim-Chester DiseasePTNCI" . "Erdheim-Chester Disease"^^ . . "LipogranulomatosisSYNCI" . .