George Hunter

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Two half-siblings are described with what we believe to be the second and third cases identified of the microdeletion, del(1)(p32.1p32.3). Both siblings had a tethered cord and had mental retardation, but otherwise their phenotypic presentations were quite different. The sister had failure to thrive, congenital dysplasia of the hip, absent corpus callosum,(More)
This paper surveys pricing mechanisms used by government agencies to manage congestion, as well as highlights the many political and social issues that have to be addressed in order to implement a pricing mechanism. This survey was undertaken in order to be able to understand how congestion pricing could be used to help manage airspace capacity. This is an(More)