Trends in the Top-Cited Articles on Classic Psychedelics.

This study was designed to identify trends in the top-cited classic psychedelic publications. The top 50 publications on classic psychedelics with the greatest total of number of citations and annual citation rate were identified and pooled. Unique articles (n = 76) were dichotomized by median year of publication (2010.5); the differential distribution of study characteristics between the "Recent Cohort" (n = 38) and "Older Cohort" (n = 38) were documented. The Recent Cohort had a greater annual citation rate (median 76.0, IQR38.5 to 101.5) compared to the Older Cohort (median10.0, IQR5.2 to 19.3, p