Introduction Radiotherapy as a definitive or adjuvant modality for colon cancer lying above peritoneal reflection never gained popularity. Radiotherapy has two major limitations when applied to... Read More

Colorectal cancer (CRC) is unique among the gastrointestinal cancers in that it is known that most arise from adenomatous/ villous polyps. All polyps do not necessarily progress to malignant... Read More

Introduction The National Advisory Committee on Immunization (NACI) recommends that all institutionalized persons, all persons 65 years of age and older, and certain persons with chronic health... Read More

Introduction Influenza viruses cause acute respiratory infection and can affect people of any age. The elderly, the very young, and the chronically ill are particularly susceptible to the... Read More

Introduction Influenza virus infections represent the most important cause of acute respiratory illness requiring medical attention beyond infancy. In an 8-year study in Houston, Texas, it was shown... Read More