Tissing W J, van Steensel-Moll H A, Offringa M
Department of Paediatrics, Erasmus University, Rotterdam, The Netherlands.
Arch Dis Child. 1993 Jul;69(1):156-7. doi: 10.1136/adc.69.1.156.
In a prospective study in 86 children with respiratory syncytial virus infections, no relation was detected between the severity of infection (based on diagnosis, chest radiography findings, need for mechanical ventilation, and duration of hospitalisation) and serum concentrations of IgG, IgA, IgM, and IgG1-4 on admission.