Papers stats
Counts are based on the latest extraction for each paper (when available). Click a card to browse the papers in that bucket.
Yearly breakdown
Stacked counts per year. Toggle buckets to include/exclude. Click a bar segment to browse the matching papers.
Note: 15 paper(s) have no publication year and are excluded from the year chart.
Tip: swipe horizontally on mobile to view the full year range. Ctrl/Cmd-click a segment to open the filtered list in a new tab.
Evidence strength
Effect classification
Automated note
Across the papers with an extraction, harm/mixed classifications outnumber no-effect. Consider a precautionary exposure approach (e.g., "as low as reasonably achievable"), while verifying individual studies in the original sources.
Not medical advice. AI classifications can be wrong; use this as a navigation aid.
Papers per year
| Year | Papers | YoY |
|---|---|---|
| 2026 | 116 | ▼ -66.2% |
| 2025 | 343 | ▲ 6.9% |
| 2024 | 321 | ▼ -8.0% |
| 2023 | 349 | ▼ -14.3% |
| 2022 | 407 | ▲ 6.3% |
| 2021 | 383 | ▲ 22.8% |
| 2020 | 312 | ▲ 5.1% |
| 2019 | 297 | ▼ -12.9% |
| 2018 | 341 | ▲ 4.3% |
| 2017 | 327 | ▲ 24.3% |
| 2016 | 263 | ▲ 51.1% |
| 2015 | 174 | ▼ -1.7% |
| 2014 | 177 | ▲ 2.9% |
| 2013 | 172 | ▲ 35.4% |
| 2012 | 127 | ▲ 7.6% |
| 2011 | 118 | ▼ -13.2% |
| 2010 | 136 | ▲ 8.8% |
| 2009 | 125 | ▼ -1.6% |
| 2008 | 127 | ▲ 13.4% |
| 2007 | 112 | ▼ -17.0% |
| 2006 | 135 | ▼ -3.6% |
| 2005 | 140 | ▲ 28.4% |
| 2004 | 109 | ▼ -4.4% |
| 2003 | 114 | ▲ 9.6% |
| 2002 | 104 | ▲ 30.0% |
| 2001 | 80 | ▼ -15.8% |
| 2000 | 95 | ▲ 30.1% |
| 1999 | 73 | ▲ 10.6% |
| 1998 | 66 | → 0.0% |
| 1997 | 66 | ▼ -43.6% |
| 1996 | 117 | ▲ 143.8% |
| 1995 | 48 | ▲ 71.4% |
| 1994 | 28 | ▲ 33.3% |
| 1993 | 21 | ▲ 5.0% |
| 1992 | 20 | ▼ -20.0% |
| 1991 | 25 | ▲ 56.3% |
| 1990 | 16 | ▼ -20.0% |
| 1989 | 20 | ▲ 17.6% |
| 1988 | 17 | ▼ -26.1% |
| 1987 | 23 | ▲ 4.5% |
| 1986 | 22 | ▼ -4.3% |
| 1985 | 23 | ▼ -17.9% |
| 1984 | 28 | ▼ -6.7% |
| 1983 | 30 | → 0.0% |
| 1982 | 30 | ▼ -14.3% |
| 1981 | 35 | ▲ 16.7% |
| 1980 | 30 | ▲ 15.4% |
| 1979 | 26 | ▲ 100.0% |
| 1978 | 13 | ▼ -7.1% |
| 1977 | 14 | ▼ -17.6% |
| 1976 | 17 | ▼ -39.3% |
| 1975 | 28 | ▲ 250.0% |
| 1974 | 8 | ▲ 14.3% |
| 1973 | 7 | ▼ -30.0% |
| 1972 | 10 | ▲ 100.0% |
| 1971 | 5 | ▲ 66.7% |
| 1970 | 3 | ▲ 200.0% |
| 1969 | 1 | ▼ -50.0% |
| 1962 | 2 | ▲ 100.0% |
| 1961 | 1 | → 0.0% |
| 1960 | 1 | → 0.0% |
| 1958 | 1 | → 0.0% |
| 1952 | 1 | → 0.0% |
| 1951 | 1 | → 0.0% |
| 1948 | 1 | → 0.0% |
| 1936 | 1 | → 0.0% |
| 1935 | 1 |