Medicine: Smoking & Cancer (Contd.)

Still puffing hard on the trail of whatever it is that makes heavy smokers the commonest victims of lung cancer, the pioneer researchers in the field have brought out another cold-comfort report: the tar from pipes and cigars is as potent a cancer-causing agent to mice as that from cigarettes. The investigators were Dr. Ernest L. Wynder of Manhattan's Sloan-Kettering Institute and Adele B. Croninger of St. Louis' Washington University. As co-author they loyally listed their former chief, the late great Surgeon Evarts A. Graham, onetime chain smoker who died of inoperable lung cancer (TIME, March 18, 1957).

In Cancer Research, the...

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