Shulman, H. B., D’Angelo, D. V., Harrison, L., Smith, R. A., & Warner, L. (2018). The Pregnancy Risk Assessment Monitoring System (PRAMS): Overview of Design and Methodology. Am J Public Health.
Styl ChicagoShulman, Holly B., Denise V. D’Angelo, Leslie Harrison, Ruben A. Smith, a Lee Warner. "The Pregnancy Risk Assessment Monitoring System (PRAMS): Overview of Design and Methodology." Am J Public Health 2018.
Citace podle MLAShulman, Holly B., et al. "The Pregnancy Risk Assessment Monitoring System (PRAMS): Overview of Design and Methodology." Am J Public Health 2018.
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