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Five male cadavers were used to evaluate anatomically structures at risk using sacral pedicle screw fixation. Risk was defined as the likelihood of penetration by K-wires placed through the pedicles and cortices at the S1, S2, and S3 levels. A scale based on the distance from the wire to the vital structure was developed to quantify risk. Instrument(More)
OBJECTIVE Identify challenges that people from complex families may encounter when using traditional consumer family health history (FHH) applications and examine assumptions on which the applications are based. METHOD Scenario-based testing was employed in which three evaluators used a consumer FHH application guided by four scenarios, recording the(More)
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