ICHD classification and diagnosis of migraine are further subdivided. Overall ICHD-3 beta distinguishes 29 migraine subtypes. The following table outlines the main subtypes and their ICHD-1, -2, -3 beta and ICD-10 codes. Migraine without aura also referred to as a "common migraine", (previously known as "hemicrania simplex") is a specific neurological disorder characterized by recurrent, throbbing headaches that often affect one side of the head (i.e., it is unilateral), are of at least moderate intensity, and may cause nausea, phonophobia or photophobia. One defining characteristic of the common migraine is a lack of the visual disturbances known as an aura. The exact International Classification of Headache
Westfield Common CL 121 at Surrey County Council. Under the CRA section 9, having unclear ownership, most of which was possessed in common by its users, the land became subject to the protection of the local authority (Woking Borough Council). There are no pinpointed common rights such as taking of grass, berries or grazing recorded in the official register. A comprehensive management plan to improve the ecology and social benefits of the common has been developed by Surrey Wildlife Trust and formally adopted by Woking Borough Council. Westfield Common Westfield Common is an area of land in Westfield, Woking that is registered