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Bacterial diseases are caused by infinitely small beings, called microbes or bacteria, and are accompanied by physiological disorders such as hollow heart, black heart, etc. This documentary presents the main characteristics of these diseases as well as means of repression or prevention.
Giải phóng: Jan 01, 1949
Thời gian chạy: 10 phút
Ngôn ngữ: Français
Studio:
Quốc gia:
Diễn viên:
Phi hành đoàn: Maurice Proulx (Director)
