ST. LOUIS, MO (KTVI) – Fewer teenagers in the U.S. are smoking, but secondhand smoke remains a problem to their health. Dr. Ken Haller is a SLU-Care pediatrician with SSM Health Cardinal Glennon. He explains the results of a new study.
Ken Haller, MD – St. Louis Pediatrician, Performer & Activist
ST. LOUIS, MO (KTVI) – Fewer teenagers in the U.S. are smoking, but secondhand smoke remains a problem to their health. Dr. Ken Haller is a SLU-Care pediatrician with SSM Health Cardinal Glennon. He explains the results of a new study.