[1] A newly discovered human pneumovirus isolated from young children with respiratory tract disease

[2] Respiratory virus immunization. I. A field trial of two inactivated respiratory virus vaccines; an aqueous trivalent parainfluenza virus vaccine and an alum-precipitated respiratory syncytial virus vaccine

[3] Epidemiology of respiratory syncytial virus infection among infants and children in Chicago

[4] Field evaluation of a respiratory syncytial virus vaccine and a trivalent parainfluenza virus vaccine in a pediatric population