I feel like it's worth pointing out this study is from Johns Hopkins Institute for Applied Economics, Global Health and the Study of Business Enterprise.
The authors are all economists, none have a background in epidemiology or medicine.
Turns out Dvorak wasn't any better than Qwerty say keyboard ergonomic experts, oh no actually it's free market economists who think the market is never wrong and Qwerty is an annoyingly popular contradiction.
Betmax wasn't higher quality than VHS say analog video quality experts, oh no it's free market economists who think the market is never wrong and Betamax/VHS is an annoyingly popular counterexample.
Recycling doesn't actually help the planet say ecology experts, oh no wait it's those free market economists who don't believe the market is ever wrong and recycling is a popular counterpoint.
The authors are all economists, none have a background in epidemiology or medicine.