Dalla Volta, G., Guindani, M., Zavarise, P., Griffini, S., Pezzini, A., & Padovani, A. (2005). Prevalence of patent foramen ovale in a large series of patients with migraine with aura, migraine without aura and cluster headache, and relationship with clinical phenotype. Springer-Verlag.

Dalla Volta, G., M. Guindani, P. Zavarise, S. Griffini, A. Pezzini, and A. Padovani. Prevalence of Patent Foramen Ovale in a Large Series of Patients With Migraine With Aura, Migraine Without Aura and Cluster Headache, and Relationship With Clinical Phenotype. Springer-Verlag, 2005.

Dalla Volta, G., et al. Prevalence of Patent Foramen Ovale in a Large Series of Patients With Migraine With Aura, Migraine Without Aura and Cluster Headache, and Relationship With Clinical Phenotype. Springer-Verlag, 2005.