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Christopher Petit, an international leader in interventional pediatric cardiology and clinical research, has been appointed chief of pediatric cardiology in the Department of Pediatrics at VP&S.

A study of millions of Americans found that fine particulate air pollution is associated with an increased risk of hospital admission for several neurological disorders, including Alzheimer’s disease.

Columbia neuroscientists have identified neurons in mice that distinguish familiar companions from strangers and may help explain why people with schizophrenia struggle in social situations.

Columbia's Eileen Connolly explains how radiation treatment for breast cancer has vastly improved in recent years due to advancements in technology and an increased understanding of the disease.