A Study of the Potential Risk Factors Linked to the Development of Severe Forms of Endometriosis

Peking Union Medical College Hospital, Beijing

Peking University First Hospital, Beijing

The Third Xiangya Hospital of Central South University, Changsha

Women's Hospital School of Medicine, Zhejiang University, Zhejiang

Hôpital St Vincent de Paul, Paris

Research Institute of Maternity and Childhood named after V.N. Gorodkov, Ivanovo

Moscow Regional Scientific Research Institute of Obstetrics and Gynaecology, Moscow