1. Multifetal Pregnancy Reduction;American College of Obstetricians and Gynecologists (ACOG), Committee on Ethics,2017
2. Selective reduction in multiple gestations;Bebbington;Best Pract. Res. Clin. Obstet. Gynaecol.,2014
3. Ecological Politics in the Age of Risk;Beck,1995
4. Politics of risk society;Beck,1998
5. Risk society and the provident state (translated by martin chalmers);Beck,1998