Riding Public Transit Shown To Spread Respiratory Infections

The sneeze.  

Image credit:Wikipedia

I generally think it odd for a public health research paper to have a hypothesis-questioning title, in the manner of a newspaper or blog. Imagine, for example, back in 1970, how people might react to (a fictional): "Do seat belts reduce severity of automobile related injury?" "Need more data," would have been my reaction.
Had the identical first thought about a (real) research publication recently encountered in BMC Infectious Diseases titled: "Is public transport a risk factor for acute respiratory infection?"
See below, for cited conclusions from the publication Abstract - and my bipartisan comments.

Article continues: Researching The (Not So) Obvious: Riding Public Transit Shown To Spread Respiratory Infections