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Factors affecting non-participation in a county-wide tuberculin testing program in southern Appalachia
Gifford S. Nickerson, Donald L. HochstrasserVolume:
3
Year:
1967
Language:
english
Pages:
597
DOI:
10.1016/0037-7856(70)90027-2
File:
PDF, 1.72 MB
english, 1967