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Evaluation of Program Efficiency
O. L. Deniston, I. M. Rosenstock, W. Welch and V. A. GettingVolume:
83
Language:
english
Journal:
Public Health Reports (1896-1970)
DOI:
10.2307/4593364
Date:
July, 1968
File:
PDF, 456 KB
english, 1968