APA (7th ed.) Citation

Jensen, A., Andersen, P. K., & Stensballe, L. G. Early childhood vaccination and subsequent mortality or morbidity: Are observational studies hampered by residual confounding? A Danish register-based cohort study. BMJ Publishing Group.

Chicago Style (17th ed.) Citation

Jensen, Andreas, Per Kragh Andersen, and Lone Graff Stensballe. Early Childhood Vaccination and Subsequent Mortality or Morbidity: Are Observational Studies Hampered by Residual Confounding? A Danish Register-based Cohort Study. BMJ Publishing Group.

MLA (9th ed.) Citation

Jensen, Andreas, et al. Early Childhood Vaccination and Subsequent Mortality or Morbidity: Are Observational Studies Hampered by Residual Confounding? A Danish Register-based Cohort Study. BMJ Publishing Group.