Monthly HTML views from the PLOS website for two PLOS Medicine articles published July 21, 2009. The striking difference in usage between "Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement" (https://doi.org/10.1371/journal.pmed.1000097) and "Can the Relationship between Doctors and Drug Companies Ever Be a Healthy One?" (https://doi.org/10.1371/journal.pmed.1000075) becomes apparent only 18 months after publication.
