Nelson, M. B., Munson, R. S., Apicella, M. A., Sikkema, D. J., Molleston, J. P., & Murphy, T. F. (1991). Molecular conservation of the P6 outer membrane protein among strains of Haemophilus influenzae: Analysis of antigenic determinants, gene sequences, and restriction fragment length polymorphisms.

Nelson, M B., R S. Munson, M A. Apicella, D J. Sikkema, J P. Molleston, and T F. Murphy. Molecular Conservation of the P6 Outer Membrane Protein Among Strains of Haemophilus Influenzae: Analysis of Antigenic Determinants, Gene Sequences, and Restriction Fragment Length Polymorphisms. 1991.

Nelson, M B., et al. Molecular Conservation of the P6 Outer Membrane Protein Among Strains of Haemophilus Influenzae: Analysis of Antigenic Determinants, Gene Sequences, and Restriction Fragment Length Polymorphisms. 1991.