Efficacy and tolerance of oral dipyrone versus oral morphine for cancer pain

1. Rodríguez, M.
2. Barutell, C.
3. Rull, M.
4. Gálvez, R.
5. Pallarés, J.
6. Vidal, F.
7. Aliaga, L.
8. Moreno, J.
9. Puerta, J.
10. Ortiz, P.