APA aipamena

Helfand, R. F., Gary, H. E., Atkinson, W. L., Nordin, J. D., Keyserling, H. L., & Bellini, W. J. (1998). Decline of Measles-Specific Immunoglobulin M Antibodies after Primary Measles, Mumps, and Rubella Vaccination. American Society for Microbiology.

Chicago Style aipamena

Helfand, Rita F., Howard E. Gary, William L. Atkinson, James D. Nordin, Harry L. Keyserling, and William J. Bellini. Decline of Measles-Specific Immunoglobulin M Antibodies After Primary Measles, Mumps, and Rubella Vaccination. American Society for Microbiology, 1998.

MLA aipamena

Helfand, Rita F., et al. Decline of Measles-Specific Immunoglobulin M Antibodies After Primary Measles, Mumps, and Rubella Vaccination. American Society for Microbiology, 1998.