Science doesn't always get done in the right order. In the course of the research for my paper with Mike this past spring, "Why is vertebral pneumaticity in sauropod dinosaur so variable?", published in Qeios in January, I had a couple of epiphanies.
Matt Wedel (Wed,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: