Answer:
replicability
Explanation:
MMR stands for measles, mumps and rubella. The vaccine which is given to prevent all these three deadly diseases is called the MMR vaccine.
Replicability is producing the same results and conclusion after doing several same researchers.
In the contest it is given that several frightening claims have been observed giving relation between MMR vaccination and autistic disorder in children. But the same researched done in the U.S. , Japan and Europe does not show replicability in the research findings. Thus it is difficult to say that the relationship that was earlier claim exits or not.