Basing policy on survey data: proceed with caution.
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Attitude to Health↗
Biomedical subjects
B W Roper
Publications and source records attributed to B W Roper.
Americans' views on health care: a study in contradictions.
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Attitude to Health↗
The effect of metoclopramide upon gastric motility and its value in barium progress meals.
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Barium Sulfate↗