Ples that failed EHV1 criteria or were not inspected for mould growth were excluded from the analysis (Figure 1).Data analysisERV3-TM Fam-TCTTCCCTCGAACCTGCACCATCAAGTCA-bhqSequences are listed 5` to 3`.The association between variables of interest and binary outcomes was investigated using mixed effects logistic regression models, with participants included as a random intercept to account for the