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Surveying Vendors of Street-Vended Food: A New Methodology Applied in Two Guatemalan Cities
B. E. Mahon, J. Sobel, J. M. Townes, C. Mendoza, M. Gudiel Lemus, F. Cano and R. V. TauxeVolume:
122
Language:
english
Journal:
Epidemiology and Infection
DOI:
10.2307/3864710
Date:
June, 1999
File:
PDF, 2.40 MB
english, 1999