Morbidity and Mortality Weekly Report
Journal metrics
Annual Clarivate and SCImago indicators.
| Year | JCR | SJR | ||||
|---|---|---|---|---|---|---|
| IF | IF quartile | Rank (percentile) | SJR | SJR quartile | Rank (percentile) | |
| 2025 | 16.2 | Q1 | 98.6% | 8.380 | Q1 | 99.6% |
| 2024 | 17.3 | Q1 | 98.6% | 9.559 | Q1 | 99.7% |
| 2023 | 25.4 | Q1 | 99.7% | 13.080 | Q1 | 99.9% |
| 2022 | 33.9 | Q1 | 99.4% | 16.786 | Q1 | 99.9% |
| 2021 | 35.3 | Q1 | 98.7% | 16.513 | Q1 | 99.9% |
| 2020 | — | — | 7.992 | Q1 | 99.6% | |
| 2019 | — | — | 6.942 | Q1 | 99.5% | |
| 2018 | — | — | 7.695 | Q1 | 99.5% | |
Impact history
Annual SJR and Impact Factor trend.
SJRIF
Journal record
eISSN
1545-861X
ISSN
0149-2195
country
UScoverage
1981-2026