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Informe de la Segunda Reunión del Comité Ejecutivo
(Washington, D.C; Pan American Sanitary Organization, 1949)
Informe final de la Cuarta Reunión del Comité Ejecutivo
(Washington, D.C; Pan American Sanitary Organization, 1949)
Informe de la Tercera Reunión del Comité Ejecutivo
(Washington, D.C; Pan American Sanitary Organization, 1949)
Report of the Third Meeting of the Executive Committee
(Washington, D.C; Pan American Sanitary Organization, 1949)
Report of the Second Bi-annual Meeting of the Executive Committee
(Washington, D.C; Pan American Sanitary Organization, 1949)
Final report of the Fourth Meeting of the Executive Committee
(Washington, D.C; Pan American Sanitary Organization, 1949)