Zheng D, Bi X, Zhang T, et al. Psychol Res Behav Manag. 2020;13:997–1008.
The authors have advised that there are several errors in the published paper which were introduced by the Editorial staff during the publication process.
Pages 1001-1003, parts N, R, X, Y, Z, CC and DD are incorrect. The correct figure is shown below.
Figure 1 The level of methylation of the POMC gene in different sites.
![Figure 1 The level of methylation of the POMC gene in different sites.](/cms/asset/19f7c27f-cb57-4aa7-a8f6-018d1cf29c59/dprb_a_12179151_f0003_b.jpg)
Page 1006, , part F, the formatting of the table is incorrect. The correct formatting is shown below.