Título original: My sister's keeper. -- Premio Alex de la American Library Association.
Summary
Con trece años Anna ha pasado por incontables operaciones, pruebas y transfusiones para que su hermana mayor sobreviva a la leucemia. Ha sido la perfecta donante. Ahora ha tomado una decisión que desgarrará a su familia y que puede tener consecuencias fatales para su hermana.
All her life, 13-year old Anna has helped her sister fight leukemia. Anna has provided platelets, bone marrow, and even stem cells to ensure Kate's survival. But when their parents ask her to donate a kidney, Anna has had enough. She enlist the aid of a lawyer and announces her intention to sue for control of her own body.