Erdem, Gülşen, et al. “The Use of IgM-Enriched Intravenous Immunoglobulin for the Treatment of Neonatal Sepsis in Preterm Infants”. The Turkish Journal of Pediatrics, vol. 35, no. 4, Oct. 1993, pp. 277-81, https://doi.org/10.24953/turkjpediatr.1993.3696.