APA (7th ed.) Citation

Torén, K., Murgia, N., Schiöler, L., Bake, B., & Olin, A. (2017). Reference values of fractional excretion of exhaled nitric oxide among non-smokers and current smokers. BMC.

Chicago Style (17th ed.) Citation

Torén, Kjell, Nicola Murgia, Linus Schiöler, Björn Bake, and Anna-Carin Olin. Reference Values of Fractional Excretion of Exhaled Nitric Oxide Among Non-smokers and Current Smokers. BMC, 2017.

MLA (9th ed.) Citation

Torén, Kjell, et al. Reference Values of Fractional Excretion of Exhaled Nitric Oxide Among Non-smokers and Current Smokers. BMC, 2017.