Unraveling the Ties of Altitude, Oxygen and Lung Cancer – New York Times
New York Times |
Unraveling the Ties of Altitude, Oxygen and Lung Cancer
New York Times Epidemiologists have long been puzzled by a strange pattern in their data: People living at higher altitudes appear less likely to get lung cancer. Associations like these can be notoriously misleading. There is, for instance, a strong correlation … |