Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12887-020-02270-y/MediaObjects/12887_2020_2270_Fig1_HTML.png)
Flow diagram showing the proportion of early or late presenters diagnosed by newborn screening. N represents the number of patients
Flow diagram showing the proportion of early or late presenters diagnosed by newborn screening. N represents the number of patients