Health Maintenance Issues Classes
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Dr. John Messmer, family physician with Penn State Hershey Medical Group in Palmyra, discusses health maintenance and infectious disease. This lecture was presented at Derry Presbyterian Church, Hershey, PA on Sunday, December 29, 2019 • 52 minutes • 24 MB
Dr. John Messmer, family physician with Penn State Hershey Medical Group in Palmyra, discusses health maintenance and infectious disease. This lecture was presented at Derry Presbyterian Church, Hershey, PA on Sunday, December 29, 2019 • 52 minutes • 24 MB