Jenny Walker

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Over the past 100 years, the Kraepelinian classification of psychoses has dominated our approach to schizophrenia and bipolar disorder. However, controversy as to the nature of the illnesses--whether they can be viewed as completely distinct, essentially the same, or occupying different points along a psychosis spectrum--has intensified in recent years.(More)
Breast cancer incidence differs by ethnicity in New Zealand (NZ) with Māori (the indigenous people) women having the highest rates followed by Pakeha (people primarily of British/European descent), Pacific and Asian women, who experience the lowest rates. The reasons for these differences are unclear. Breast density, an important risk factor for breast(More)
Background. Physical inactivity is a powerful risk factor for stroke and other chronic diseases. The aim of this study was to explore physical activity habits and preferences in the month leading up to a first-ever stroke, and to determine whether participants were aware of the link between stroke and physical activity. Methods. We undertook an(More)
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