Fig. 1From: Sensitivity and specificity of prostate-specific antigen and its surrogates towards the detection of prostate cancer in sub-Saharan Africa: a systematic review with meta-analysisPRISMA flow diagram of the systematic review of the sensitivity and specificity od prostate-specific antigen and its surrogates towards the detection of prostate cancer in sub-Saharan Africa (2001–2018)Back to article page