Hald, N. S., Yonis, H., Hindborg, M., Christensen, H. C., Gram, J. K. B., Christensen, E. F., . . . Ringgren, K. B. Seasonal variation in bystander efforts and survival after out-of-hospital cardiac arrest. Elsevier.
Chicago Style (17th ed.) CitationHald, Niels Saaby, et al. Seasonal Variation in Bystander Efforts and Survival After Out-of-hospital Cardiac Arrest. Elsevier.
MLA (9th ed.) CitationHald, Niels Saaby, et al. Seasonal Variation in Bystander Efforts and Survival After Out-of-hospital Cardiac Arrest. Elsevier.
Warning: These citations may not always be 100% accurate.