Figure 4.

PVP (Portal venous pressure) at the different stages of fibrosis in four sub-groups. F0 (without fibrosis), F1-2 (mild fibrosis stage 1–2), F3 (moderate fibrosis stage 3) and F4 (advanced fibrosis stage 4).

Yang et al. BMC Gastroenterology 2012 12:168   doi:10.1186/1471-230X-12-168
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