A dynamical study of diarrhea delayed epidemic model: application of mathematical biology in infectious diseasesMuhammad Naveed, Ali Raza, Atif Hasan Soori, Mustafa Inc, Muhammad Rafiq, Nauman Ahmed and Muhammad Sajid IqbalEur. Phys. J. Plus, 138 7 (2023) 664DOI: https://doi.org/10.1140/epjp/s13360-023-04287-5