Refinement of a modified simplified Pulmonary Embolism Severity Index for elderly patients with acute pulmonary embolism

1. Morillo, R.
2. Jiménez, D.
3. Bikdeli, B.
4. Rodríguez, C.
5. Tenes, A.
6. Yamashita, Y.
7. Morimoto, T.
8. Kimura, T.
9. Vidal, G.
10. Ruiz-Giménez, N.
11. Espitia, O.
12. Monreal, M.