[This retracts the article DOI: 10.1155/2021/1827992.].
[This retracts the article DOI: 10.1155/2022/7233559.].
[This retracts the article DOI: 10.1155/2021/9355555.].
[This retracts the article DOI: 10.1155/2022/5705896.].