Erratum for "Advances in mapping the epigenetic modifications of 5‐methylcytosine (5mC), N6‐methyladenine (6mA), and N4‐methylcytosine (4mC)" (Vol. 118, Issue 11, pp. 4204–4216). Issue 4 (1st February 2022) - Lv, Hao; Dao, Fu‐Ying; Zhang, Dan; Yang, Hui; Lin, Hao