Contagious diffusion is a branch of expansion diffusion. It refers to a cultural trait spreading across a population like a disease.
contagious expansion diffusion
contagious diffusion, relocation diffusion, expansion diffusion, stimulus diffusion, hierarchical diffusion.
This is not a contagious disease.The virus is contagious.
No, it is not contagious.
No, all cold viruses are contagious.
more contagious, most contagious
no it is not contagious
It is not a contagious disease.
Is seborrea contagious?
contagious or not contagious
its not contagious