Collated mutations in mitochondrial DNA (mtDNA) depletion syndrome (excluding the mitochondrial gamma polymerase, POLG1). od Poulton, J, Hirano, M, Spinazzola, A, Arenas Hernandez, M, Jardel, C, Lombès, A, Czermin, B, Horvath, R, Taanman, J, Rotig, A, Zeviani, M, Fratter, C