Correction to: Reduced sphingolipid hydrolase activities, substrate accumulation and ganglioside decline in Parkinson's disease.
Huebecker M., Moloney EB., van der Spoel AC., Priestman DA., Isacson O., Hallett PJ., Platt FM.
The original article [1] contains an error in the y-axes of Fig. 8's sub-figures whereby 'CSF' is mistakenly mentioned instead of 'serum'.