APA Citation

Herrera León, L., & Martínez Barreiro, L. A. (2009). The multiple pregnancy: Is it really a factor of high obstetric risk?

Chicago Style Citation

Herrera León, Lorenzo, and Luis Armando Martínez Barreiro. The Multiple Pregnancy: Is It Really a Factor of High Obstetric Risk? 2009.

MLA Citation

Herrera León, Lorenzo, and Luis Armando Martínez Barreiro. The Multiple Pregnancy: Is It Really a Factor of High Obstetric Risk? 2009.

Warning: These citations may not always be 100% accurate.