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Photo Gallery: Heart
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Photo: Chest x-ray
Photo: Angiogram of healthy heartPhoto: Inside the heartPhoto: Prepping donor heart for transplantPhoto: Artificial heart implantationPhoto: Normal versus enlarged heartPhoto: Doctor with stethoscopePhoto: Chest x-rayPhoto: Man wearing heart monitorPhoto: Patient exercising after heart surgeryPhoto: Runner on railroad track
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Chest x-ray showing pacemaker
Photograph by Scott Camazine/Phototake

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