Construction & design survey. Construction key: keep options open.
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D001108:Architecture / Q000191:economics / Q000706:statistics & numerical data*; D003284:Contract Services / Q000191:economics / Q000706:statistics & numerical data; D003625:Data Collection; D005160:Facility Design and Construction / Q000191:economics / Q000706:statistics & numerical data*; D006749:Hospital Design and Construction / Q000191:economics / Q000706:statistics & numerical data*; D014481:United States