Fig. 6From: Quantitative assessment of radiation dose and fractionation effects on normal tissue by utilizing a novel lung fibrosis index modelA systematic review and meta-analysis of α/β ratios from previous mouse experiments considering different surrogates for late radiation induced lung damage. An average of 4.38 ± 1.06 Gy was estimated from this pooled analysis. The detailed characteristics of included literatures are provided in Additional file 1: Table S1. Data are presented as Mean ± SEBack to article page