Skip to main content
. 2018 Mar;10(3):1522–1531. doi: 10.21037/jtd.2018.02.58

Web of science.

Search format Results Combine
#4 50 #3 AND #2 AND #1
Index=SCI-EXPANDED, SSCI time span=1992-2017
#3 2,777 Term: (platelet lymphocyte ratio) OR term: (platelet to lymphocyte ratio) OR term: (platelet-to-lymphocyte ratio) OR term: (PLR)
Index=SCI-EXPANDED, SSCI time span=all years
#2 42,988 Term: (Esophageal Neoplasm) OR term: (Esophagus Neoplasm) OR term: (Esophagus Cancer) OR term: (Esophageal Cancer) OR term: (esophageal carcinoma) OR term: (Esophagus carcinoma)
Index=SCI-EXPANDED, SSCI time span=all years
#1 2,864,518 Term: (Prognosis) OR term: (Prognoses) OR term: (prognostic) OR term: (outcome) OR term: (survival) OR term: (mortality)
Index=SCI-EXPANDED, SSCI time span=all years