APA (7th ed.) Citation

Hem Erlend, Ekeberg Øivind, & Sterud Tom. (2006). Health status in the ambulance services: A systematic review. BMC.

Chicago Style (17th ed.) Citation

Hem Erlend, Ekeberg Øivind, and Sterud Tom. Health Status in the Ambulance Services: A Systematic Review. BMC, 2006.

MLA (9th ed.) Citation

Hem Erlend, et al. Health Status in the Ambulance Services: A Systematic Review. BMC, 2006.