Hiroyuki Tsunoda

This study compares citation impact of preprint and directly submitted papers in 110 journals, finding preprints receive nearly five times more citations.

This study compares citation counts of COVID-19 papers distributed as preprints versus those directly submitted to journals, finding preprints received significantly more citations in 70.11% of journals.

The paper quantifies the role of preprints in COVID-19 research dissemination, showing their increased acceptance in high-impact journals.