Presents the search strategy

DatabaseKeywordsNumber of articles
PubMed((“neutrophil”[All Fields] AND “lymphocyte”[All Fields] AND “ratio”[All Fields]) OR “neutrophil-to-lymphocyte”[All Fields] OR “NLR”[All Fields]) AND “testicular”[All Fields] AND (“cancer”[All Fields] OR “tumor”[All Fields])25
Scopus((ALL ((neutrophil AND lymphocyte AND ratio) OR (neutrophil-to-lymphocyte) OR NLR))) AND ((TITLE-ABS-KEY (cancer)) OR (TITLE-ABS-KEY (tumor))) AND (TITLE-ABS-KEY (testicular))52
Web of ScienceAll = ((neutrophil AND lymphocyte AND ratio) OR (neutrophil-to-lymphocyte) OR NLR) AND All = (cancer OR tumor) AND ALL = (testicular)41