POLG and Ehlers-Danlos syndrome: Thus, mitochondrial DNA polymerase gamma (POLG) variants [18] would be related to the developmental disability of patient 4 (Figure 1, last column) based on that disease association (M302700+), but rather to dysautonomia symptoms of the 17 EDS patients in Table S2 based on the encephalopathic–gastrointestinal dysmotility symptoms of its other associated disease (M613662+).