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5
The Role of Hospital and Market Characteristics in Invasive..
NBER working paper series, no. w23530
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6
Rural Hospital Ownership: Medical Service Provision, Market..
NBER working paper series, no. w16926
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12
What Do Nonprofits Maximize? Nonprofit Hospital Service Pro..
NBER working paper series, no. w13246
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13
Yearbook of Agriculture, 1938
United States congressional serial set ; serial set no. 10192;House document / 75th Congress, 2nd session. House ; no. 398
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15
Annual report of the Board of Regents of the Smithsonian In..
United States congressional serial set ; serial set no. 12694;House document / 89th Congress, 1st session. House ; no. 9