1. Ueber Krebszellenembolien in den Lungenarterien;Schmidt;Zentralbl. allg. Path.,1897
2. A case of hydatidiform mole with multiple small syncytial infarctions of the lungs;Hughes,1930
3. Subacute cor pulmonale;Mason;Arch. Int. Med.,1940
4. Pulmonary syncytial giant cell embolism;Marcuse;Obst. & Gynec.,1954
5. Maternal death due to pulmonary embolism of trophoblastic cells;Trotter;Am. J. Obst. & Gynec.,1956