APA (7th ed.) Citation

Timm, S., Frydenberg, M., Janson, C., Campbell, B., Forsberg, B., Gislason, T., . . . Schlünssen, V. (2016). The Urban-Rural Gradient In Asthma: A Population-Based Study in Northern Europe. International journal of environmental research and public health, 13(1), 93-1. https://doi.org/10.3390/ijerph13010093

Chicago Style (17th ed.) Citation

Timm, Signe, et al. "The Urban-Rural Gradient In Asthma: A Population-Based Study in Northern Europe." International Journal of Environmental Research and Public Health 13, no. 1 (2016): 93-1. https://doi.org/10.3390/ijerph13010093.

MLA (9th ed.) Citation

Timm, Signe, et al. "The Urban-Rural Gradient In Asthma: A Population-Based Study in Northern Europe." International Journal of Environmental Research and Public Health, vol. 13, no. 1, 2016, pp. 93-1, https://doi.org/10.3390/ijerph13010093.