http://www.w3.org/ns/prov#value | - Moreover, it is hard to extrapolate exact rates of mixed-handedness from small samples (e.g. a rate of 0???2% mixed-handedness in 74 non-clinical participants) (Satz et al., 1989), and because it has been measured and defined in a variety of ways i.e. limited to a single measure of preferred writing hand, or by exhibition of just one left-handed trait (Perelle and Ehrman, 1994).
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