Fig. 1From: Reproducibility and inter-observer agreement of Greulich-Pyle protocol to estimate skeletal age among female adolescent soccer playersScatterplot of the SA estimated by Observer 1 (y-axis) and Observer 2 (x-axis) in the whole inspection (a), a bone-by-bone approach using the mean (b) and, alternatively, the median (c) to calculate individual SA from all bone-specific SAs; and uniquely considering SAs of the pre-mature bones (d using the mean; e using the median)Back to article page