September 21 - First human mitral valve replacement


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September 21 - First human mitral valve replacement
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September 21 - First human mitral valve replacement - September, The medicine, Story, Cardiac surgery, The calendar, Longpost
September 21 - First human mitral valve replacement - September, The medicine, Story, Cardiac surgery, The calendar, Longpost
September 21 - First human mitral valve replacement - September, The medicine, Story, Cardiac surgery, The calendar, Longpost
September 21 - First human mitral valve replacement - September, The medicine, Story, Cardiac surgery, The calendar, Longpost

Story The calendar Cardiac surgery The medicine September
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