Väkeväinen, M., Jansen, W., Saeland, E., Jonsdottir, I., Snippe, H., Verheul, A., & Käyhty, H. (2001). Are the Opsonophagocytic Activities of Antibodies in Infant Sera Measured by Different Pneumococcal Phagocytosis Assays Comparable? American Society for Microbiology.

Väkeväinen, Merja, Wouter Jansen, Eirikur Saeland, Ingileif Jonsdottir, Harm Snippe, Andre Verheul, và Helena Käyhty. Are the Opsonophagocytic Activities of Antibodies in Infant Sera Measured By Different Pneumococcal Phagocytosis Assays Comparable? American Society for Microbiology, 2001.

Väkeväinen, Merja, et al. Are the Opsonophagocytic Activities of Antibodies in Infant Sera Measured By Different Pneumococcal Phagocytosis Assays Comparable? American Society for Microbiology, 2001.