Corrigendum: Codon usage is influenced by compositional constraints in genes associated with dementia - Taha Alqahtani; Rekha Khandia; Nidhi Puranik; Ali M. Alqahtani; Yahia Alghazwani; Saad Ali Alshehri; Kumarappan Chidambaram; Mohammad Amjad Kamal; Mohammad Amjad Kamal; Mohammad Amjad Kamal; Mohammad Amjad Kamal (Frontiers in Genetics)