Articles with high-grade evidence: trend in the last decade.
Rahman
Mahbubur
M
Saito
Mayuko
M
Fukui
Tsuguya
T
D015706:Bibliometrics; D004311:Double-Blind Method; D019317:Evidence-Based Medicine / Q000706:statistics & numerical data*; D006801:Humans; D016239:MEDLINE; D010506:Periodicals as Topic / Q000706:statistics & numerical data*; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*