Across
- 3. Last name of the origin theory’s scientist
- 5. A substance used to stimulate immunity to a particular infectious disease or pathogen
- 6. A very young child or baby
Down
- 1. One of the reasons the original study was proven unreliable
- 2. Another word for traits being passed down (starts with a H)
- 4. System used to measure the degrees of autism
- 7. Is there overlap between autism and vaccines?