FGFR3 and lung adenocarcinoma: To further confirm this result, we analyzed FGFR3 expression in lung adenocarcinoma at the genomic level grounded on the database of Kaplan–Meier plotter (http://kmplot.com/analysis/) [29], which further verified our previous speculation that higher FGFR3 was closely related to poor prognosis in lung adenocarcinoma (Figure 1(g)).