title: Articles with high-grade evidence: trend in the last decade.
authors.forename: Mahbubur
authors.initials: M
authors.lastname: Rahman
authors.forename: Mayuko
authors.initials: M
authors.lastname: Saito
authors.forename: Tsuguya
authors.initials: T
authors.lastname: Fukui
mesh_terms: 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*