Short-term effects of greater occipital nerve blocks in chronic migraine: A double-blind, randomised, placebo-controlled clinical trial

1. Cuadrado, M.L.
2. Aledo-Serrano, Á.
3. Navarro, P.
4. López-Ruiz, P.
5. Fernández-De-Las-Peñas, C.
6. González-Suárez, I.
7. Orviz, A.
8. Fernández-Pérez, C.