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2 янв 1950 г. - John Hopps invented the first cardiac pacemaker
Добавлено на ленту времени:
Waushara County Timeline Project
By
Christian Avalos
16 ноя 2018
0
0
533
Дата:
2 янв 1950 г.
Сейчас
~ 75 г назад
About & Feedback
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Support 24/7
Cabinet
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