Fig. 1From: Bovine respiratory syncytial virus in experimentally exposed and rechallenged calves; viral shedding related to clinical signs and the potential for transmissionTimeline of interventions during the experimental period. Three groups of animals were included in the experiment: the Inoculated group (IG: calf I1 and I2), Exposed group (EG: calf E1-E6), and Sentinel group (SG: calf S1 and S2)Back to article page