Fig. 2
From: Do women reduce the gap to men in ultra-marathon running?

Smoothed curve of observed distances (solid line) and fitted distances values from model (1) (dashed line) according to age (a) and calendar year (b)
From: Do women reduce the gap to men in ultra-marathon running?
Smoothed curve of observed distances (solid line) and fitted distances values from model (1) (dashed line) according to age (a) and calendar year (b)