Fig. 3

Dilutional linearity. Data for hMPV-A1 (A) and hMPV-B1 (B) show log₂ of the expected GMT on the x-axis and log₂ of the observed GMT on the y-axis. Dotted black lines represent the upper and lower limits of 95% CI. GMT: geometric mean titer; CI: confidence interval; NT: neutralizing titer.