This book investigates the role and significance of estrogen receptors in the context of human breast cancer. It compiles research and findings from leading experts in the field, aiming to provide a comprehensive overview of the current understanding of hormone dependency in breast cancer development and treatment.

This collection of research likely serves as a foundational text for oncologists and researchers in the late 1970s, offering a concentrated view of a critical area in breast cancer treatment. The focus on estrogen receptors suggests a specialized audience interested in the hormonal aspects of the disease and the development of targeted therapies.