Mathematical Biosciences.
Elsevier Inc..
Vol. 349.
2022.
The authors regret that the following statement was missed out due to oversight in the Acknowledgment section in the version of this article initially published: “This paper has been supported by the Universiti Putra Malaysia (UPM) Research University Grant and the Peoples' Friendship University of Russia (RUDN) University Strategic Academic Leadership Program.” The authors would like to apologise for any inconvenience caused. © 2022