Walter, S. A., Kjellström, L., Nyhlin, H., Talley, N. J., & Agréus, L. (2010). Assessment of normal bowel habits in the general adult population: The Popcol study. Scandinavian journal of gastroenterology, 45(5), 556. https://doi.org/10.3109/00365520903551332
Chicago Style (17th ed.) CitationWalter, Susanna A., Lars Kjellström, Henry Nyhlin, Nicholas J. Talley, and Lars Agréus. "Assessment of Normal Bowel Habits in the General Adult Population: The Popcol Study." Scandinavian Journal of Gastroenterology 45, no. 5 (2010): 556. https://doi.org/10.3109/00365520903551332.
MLA (9th ed.) CitationWalter, Susanna A., et al. "Assessment of Normal Bowel Habits in the General Adult Population: The Popcol Study." Scandinavian Journal of Gastroenterology, vol. 45, no. 5, 2010, p. 556, https://doi.org/10.3109/00365520903551332.