Richard Boulton

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PURPOSE To examine absolute changes in oxygenated (HbO) and deoxygenated (Hb) hemoglobin concentrations over the visual cortex in response to visual stimulation. Before this study, only relative changes have been reported at the visual cortex. METHODS Near infrared spectroscopy (NIRS) can be used to assess changes in hemoglobin concentration in tissue. A(More)
OBJECTIVE Drug misuse in pregnancy is associated with impaired infant visual development. Pilot data showed abnormal flash visual evoked potentials (VEPs) in neonates exposed to methadone in utero, but results were confounded by intrauterine growth restriction, gestation, and ongoing drug misuse. This large cohort study aimed to clarify the effects on(More)
A few people in the IR community will already have heard of the Muscat software. It was begun in the early 1980s by Martin Porter, as a generalised and self-contained piece of software for managing computedsed catalogues, and for creating Information Retrieval systems. It was written with library and museum catalogues very much in mind, although it was(More)
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