Selected References:
- Longstreth GF, et al. 2006. Functional bowel disorders. Gastroenterology. 130(5):1480.
- Mearin F, et al. 2016. Bowel Disorders. S0016-5085(16)00222-5.
- Shi W, et al. Epidemiology and Risk Factors of Functional Constipation in Pregnant Women. PLoS One. 10(7):e0133521.