Head-up tilt test in the evaluation of unexplained syncope: Are there any differences between children and adults?

1. Tercedor, L.
2. Díaz, J.F.
3. Aguado, M.J.
4. Moreno, E.
5. Molina, E.
6. Álvarez, M.
7. Ramírez, J.A.
8. Pérez de la Cruz, J.M.
9. Azpitarte, J.