Thử nghiệm cấy ghép tim nhân tạo không nhịp đập
Cập nhật: 07:44 12/03/2015 GMT+7
Các nhà khoa học cấy ghép thành công tim nhân tạo không có nhịp đập cho một con cừu và có thể thử nghiệm với cơ thể người năm 2018.
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