Dr Hauguel-de Mouzon : It may not be dangerous we just do not know what it will do the placenta itself to the placenta function to decrease inflammation which develops during obese or GDM pregnancy.

Mouzon博士： 也可能对胎儿无害，我们不知道治疗妊娠期肥胖患者的炎症反应对胎盘功能会有什么影响。

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Epidemiologist Dr Jacques de Mouzon, who has carried out work on the costs of multiple pregnancies in France, predicts infertility treatments are the cause of 30% of all twins and 60% of all triplets born in his country.

BBC: NEWS | Health | IVF multiple births 'drain NHS'