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Strugnell C, Orellana L, Hayward J, Millar L, Swinburn B, Allender S. Active (Opt-In) Consent Underestimates Mean BMI-z and the Prevalence of Overweight and Obesity Compared to Passive (Opt-Out) Consent. Evidence from the Healthy Together Victoria and Childhood Obesity Study. International Journal of Environmental Research and Public Health. 2018; 15(4):747. https://doi.org/10.3390/ijerph15040747

Strugnell, Claudia, Liliana Orellana, Joshua Hayward, Lynne Millar, Boyd Swinburn, and Steven Allender. 2018. "Active (Opt-In) Consent Underestimates Mean BMI-z and the Prevalence of Overweight and Obesity Compared to Passive (Opt-Out) Consent. Evidence from the Healthy Together Victoria and Childhood Obesity Study" International Journal of Environmental Research and Public Health 15, no. 4: 747. https://doi.org/10.3390/ijerph15040747

Strugnell, C., Orellana, L., Hayward, J., Millar, L., Swinburn, B., & Allender, S. (2018). Active (Opt-In) Consent Underestimates Mean BMI-z and the Prevalence of Overweight and Obesity Compared to Passive (Opt-Out) Consent. Evidence from the Healthy Together Victoria and Childhood Obesity Study. International Journal of Environmental Research and Public Health, 15(4), 747. https://doi.org/10.3390/ijerph15040747