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On Jan. 18, Dr. Marianne Ritchie and Dr. Frank Leone, a professor of medicine at the University of Pennsylvania, discussed strategies to better understand and break the smoking cycle.
By Marianne T. Ritchie, MD5
55 ratings
On Jan. 18, Dr. Marianne Ritchie and Dr. Frank Leone, a professor of medicine at the University of Pennsylvania, discussed strategies to better understand and break the smoking cycle.