I have trouble parsing taht first graph. In what universe has the average birthweight of humans hovered around 1 gram? What are we measuring here, and what units are we using?
I have trouble parsing taht first graph. In what universe has the average birthweight of humans hovered around 1 gram? What are we measuring here, and what units are we using?
I have trouble parsing taht first graph. In what universe has the average birthweight of humans hovered around 1 gram? What are we measuring here, and what units are we using?