APA Citatie

Määttä, S., Nuutinen, T., Ray, C., Eriksson, J. G., Weiderpass, E., & Roos, E. (2016). Validity of self-reported out-of-school physical activity among Finnish 11-year-old children. Arch Public Health.

Chicago Style citaat

Määttä, Suvi, Teija Nuutinen, Carola Ray, Johan G. Eriksson, Elisabete Weiderpass, en Eva Roos. "Validity of Self-reported Out-of-school Physical Activity Among Finnish 11-year-old Children." Arch Public Health 2016.

MLA citatie

Määttä, Suvi, et al. "Validity of Self-reported Out-of-school Physical Activity Among Finnish 11-year-old Children." Arch Public Health 2016.