Editorial: Exploring the optimal endometrial preparation protocol for frozen-thawed embryo transfer

• Ying Xu,
• Jing-Yan Song,
• Zhen-Gao Sun

Affiliations

Ying Xu

The First Clinical College, Shandong University of Traditional Chinese Medicine, Jinan, China

Jing-Yan Song

The First Clinical College, Shandong University of Traditional Chinese Medicine, Jinan, China

Zhen-Gao Sun

Reproductive Center of Integrated Medicine, The Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, China