Oxygen therapy could improve survival in patients with early desaturation in the 6-minute walk test: A post hoc analysis

1. García-Talavera, I.
2. Figueira-Gonçalves, J.M.
3. Esteban, C.
4. Golpe, R.
5. García-Talavera, S.
6. Amado, C.
7. Aramburu, A.
8. Pérez-Méndez, L.I.
9. Conde-Martel, A.