3Goldhaber SZ, Morpurgo M. Diagnosis, treatment, and prevention of pulmonary embolism:report of the WHO/International sociaty and fedration of cardiology task force. JAMA,1992;268:1727.
4Morpurgo M, Schmid C.The spectrum of pulmonary embolism clinicopathologic correlation. Chest, 1995, 107 : 18.