Additional file 4 of Variability in the anthelmintic efficacy of levamisole against gastrointestinal nematodes of cattle, sheep and goats in South Darfur, Sudan

Supplementary Material 4. R code used for the calculation of beta regression analysis concerning levamisole efficacy when evaluated separately for parasite communities across host species, regions and doses.

补充材料4：用于β回归（beta regression）分析计算的R代码，该分析针对不同宿主物种、区域及剂量下的寄生虫群落分别评估左旋咪唑（levamisole）的药效。