@misc{indiciaef59f35173837, title = {Preterm predictors: constipation, childbirth, and cervical surgery?}, author = {Martin Quinn}, year = {2005}, doi = {10.1016/j.ajog.2005.05.028}, url = {https://pubmed.ncbi.nlm.nih.gov/16325639/}, note = {Source identifier: 16325639} }