Primary mediastinal yolk sac tumor in a 66-year-old woman.

Coskun U, Günel N, Yildirim Y, Memis L, Boyacioglu ZM.

Primary mediastinal yolk sac tumor in a 66-year-old woman. Med Princ Pract.

2002 Oct-Dec;11(4):218-20. PubMed PMID: 12424419.