For example, Valencia et al. 1997 tested 505 samples, 49% of which were positive for mycobacteria; the rest were diagnosed as actinobacillosis, actinomycosis, eosinophilic granuloma, and other diseases.
Por ejemplo, Valencia et al. 1997 analizaron 505 muestras, de las cuales 49% dio positivo para Mycobacterium; el resto diagnosticaron actinobacilosis, actinomicosis, granuloma eosinofílico y otras enfermedades.