APA (7th ed.) Citation

Stirpe, P., Hoffman, M., Badiali, D., & Colosimo, C. (2016). Constipation: An emerging risk factor for Parkinson's disease? European Journal of Neurology, 23(11), 1606. https://doi.org/10.1111/ene.13082

Chicago Style (17th ed.) Citation

Stirpe, P., M. Hoffman, D. Badiali, and C. Colosimo. "Constipation: An Emerging Risk Factor for Parkinson's Disease?" European Journal of Neurology 23, no. 11 (2016): 1606. https://doi.org/10.1111/ene.13082.

MLA (9th ed.) Citation

Stirpe, P., et al. "Constipation: An Emerging Risk Factor for Parkinson's Disease?" European Journal of Neurology, vol. 23, no. 11, 2016, p. 1606, https://doi.org/10.1111/ene.13082.