Parts
About
Explains what immunization is and how it is built up either by having a disease or by being inoculated with vaccine. Shows how smallpox vaccine is produced and used and how diphtheria toxins are treated to produce toxoids.
- Archive
- Internet Archive, in Prelinger Archives
- Licence or status
- Public domain (Creative Commons dedication), as the Internet Archive states it.
- Subtitles
- Automatic captions
- Who can watch
- The archive gives no rating. Invisible Network shows it to Tweens profiles and older, judged from its collection and subjects. How films are placed