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. Author manuscript; available in PMC: 2020 Sep 11.
Published in final edited form as: AJR Am J Roentgenol. 2019 May 7;213(3):575–585. doi: 10.2214/AJR.19.21112

Fig. 6—

Fig. 6—

Deeks funnel plot; p = 0.01 suggests that likelihood of publication bias is high. Numbers in circles are study number, in same order as shown in Table I. ESS = effective sample size.