Research accumulative, not duplicative, says chief of in-house HEW "think tank".
Rosenthal
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D000047:Academies and Institutes / Q000458:organization & administration; D006077:Government Agencies / Q000458:organization & administration*; D006296:Health Services; D011640:Public Policy; D012106:Research; D014481:United States; D014483:United States Dept. of Health and Human Services / Q000458:organization & administration