, , Javanmard, A., Taheri, S. . Association between the Expression Pattern of Two Fibroblast Growth Factor 2 (FGF2) and Patterns Estrogen Receptor 1 (ESR1) Promising Key Genes in Sheep with Extra Functional Teats. Iranian Journal of Applied Animal Science. 2024;14(3):423-428. doi:10.71798/ijas.2024.1184931