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In search of a bacterial spedes definition
(Universidad de Costa Rica., 1997)
The bacterial species concept was examined within the framework of plant and animal associated a-2 proteobacteria, taking into consideration the phylogenetic, taxonomic and biological approaches as well as the microbiologists' ...
Rotavirus and coronavirus outbreak: etiology of annual diarrhea in Costa Rican children
(Universidad de Costa Rica, 1997)
In Costa Rica, an annual outbreak of infant diarrheal disease (December and January) was reported since
1976, and rotavirus was incriminated 1ater as the main etiological agent (1976-1981). Apparently the disease has not ...