1. Chorioepithelioma in the male of extra-genital origin;Erdmann;Urol. & Cutan. Rev.,1941
2. Extragenital chorioma, its relation to teratoid vestiges in testicles;Rottino;Arch. Path.,1944
3. An unusual case of teratoma testis;Craver;J.A.M.A.,1936
4. Primary intracranial chorionepithelioma with metastases to the lungs;Stowell;Amer. J. Path.,1945
5. Chorio-carcinoma arising in the male mediastinum;Lynch;Thorax,1953