Fig. 2From: A systematic review on the birth prevalence of metachromatic leukodystrophyRegional birth prevalence of MLD. Birth prevalence refers to the number of new MLD diagnoses (prenatal and postnatal) divided by the number of live births over a specified period. aOnly postnatal diagnoses were considered; prenatal diagnoses were excluded owing to a lack of complete data. MLD metachromatic leukodystrophyBack to article page