Figure 1From: Comparison of virus isolation using the Vero E6 cell line with real-time RT-PCR assay for the detection of human metapneumovirus Viral loads of real-time RT-PCR-positive specimens and the number of days from onset of fever to specimen collection. Solid triangles indicate the 62 specimens that tested positive for hMPV by real-time RT-PCR assay. Specimens testing negative by cell culture are marked with daggers.Back to article page