CONTROLLED STUDIES OF COXSACKIE A-21 (COE) VIRUS IN VOLUNTEERS.
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Biomedical subjects
Publications and source records attributed to J S WALKER.
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Estimates of daily total fluid intake and of tap-water consumption of normal children were made in four dissimilar geographic areas in the United States. (Total fluid intake increased and, relatively speaking, tap-water consumption decreased, with age.) Of basic importance in fluoridation programs was the observation that even older children rarely drank as much as 500 ml (about 1 pint) of tap water daily.
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