Epidemiology and Risk Factors of Functional Constipation in Pregnant Women

• Wenjun Shi ,

  Contributed equally to this work with: Wenjun Shi, Xiaohang Xu

  Affiliations The Medical School of Tongji University, Shanghai, China, Huangpu District Maternity and Infant Hospital, Shanghai, China

  ⨯
• Xiaohang Xu ,

  Contributed equally to this work with: Wenjun Shi, Xiaohang Xu

  Affiliations The Medical School of Tongji University, Shanghai, China, Department of Gynaecology and Obstetrics, Tongji Hospital, Tongji University, Shanghai, China

  ⨯
• Yi Zhang,

  Affiliation Department of Gynaecology and Obstetrics, Tongji Hospital, Tongji University, Shanghai, China

  ⨯
• Sa Guo,

  Affiliation Department of Gynaecology and Obstetrics, Tongji Hospital, Tongji University, Shanghai, China

  ⨯
• Jing Wang ,

  * E-mail: jjwang0524@sina.com (JJW); 18918513937@163.com (JW)

  Affiliation Department of Gynaecology and Obstetrics, Tongji Hospital, Tongji University, Shanghai, China

  ⨯
• Jianjun Wang

  * E-mail: jjwang0524@sina.com (JJW); 18918513937@163.com (JW)

  Affiliation Department of Gynaecology and Obstetrics, Tongji Hospital, Tongji University, Shanghai, China

  ⨯