1 Tymor
8 Pennod
Virus
- Blwyddyn: 1960
- Gwlad: United States of America
- Genre: Documentary, Talk
- Stiwdio: PBS
- Allweddair: virus, medical documentary, telecourse
- Cyfarwyddwr: Robley C. William
- Cast: Robley C. William, Wendell M. Stanley
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