[CONCEPTS AND CLASSIFICATION OF THE RESPIRATORY VIRUSES].
D002965:Classification; D004813:Epidemiology; D006801:Humans; D012141:Respiratory Tract Infections; D009626:Terminology as Topic; D014777:Virus Diseases; D014780:Viruses
CLASSIFICATION; EPIDEMIOLOGY; NOMENCLATURE; RESPIRATORY TRACT INFECTIONS; VIRUS DISEASES; VIRUSES
CONCEPTOS Y CLASIFICACI'ON DE LOS VIRUS RESPIRATORIOS.