According to the WHO, approximately 350 million people have chronic hepatitis B. Individuals with chronic hepatitis B have a highly variable and unpredictable clinical course and are at risk for developing cirrhosis and hepatocellular carcinoma. Lamivudine is the only oral antiviral agent...

Breast cancer is the most common malignancy affecting women and imposes a substantial economic burden on society. Estrogen is thought to play a major role in both the initiation and promotion of hormone dependent breast cancer, and a number of well recognized risk factors for breast cancer...