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Alan P. Johnson

Active 1976–2025

Affiliations
Public Health EnglandAntibiotic Research UKUniversity of LiverpoolNational Institute for Health and Care ResearchThis corpus build does not record the country of an author's affiliations, so none is shown here. It does not mean these institutions have no country.
ORCID
0000-0001-9358-230X
61
Papers
12,307
Citations
51
h-index
60
i10-index

Self-citations are included in these numbers.

Citations per year

Citations

Citations per year for Alan P. Johnson1979: 1 citations1980: 2 citations1981: 5 citations1983: 4 citations1984: 2 citations1985: 2 citations1986: 2 citations1988: 3 citations1989: 3 citations1990: 3 citations1991: 18 citations1992: 23 citations1993: 21 citations1994: 12 citations1995: 29 citations1996: 27 citations1997: 27 citations1998: 44 citations1999: 28 citations2000: 27 citations2001: 24 citations2002: 19 citations2003: 25 citations2004: 41 citations2005: 49 citations2006: 45 citations2007: 42 citations2008: 42 citations2009: 42 citations2010: 48 citations2011: 54 citations2012: 65 citations2013: 50 citations2014: 80 citations2015: 75 citations2016: 83 citations2017: 101 citations2018: 102 citations2019: 448 citations2020: 547 citations2021: 495 citations2022: 438 citations2023: 295 citations2024: 422 citations2025: 192 citations2026: 5 citations1982: no citations, so this year is not shown1987: no citations, so this year is not shown
  • 2 years (2 citations) are not shown (dated before this author's first paper)

Citation sources

Countries

This corpus build does not record which country the citing authors are in, so the country breakdown is not computed. The other breakdowns below are unaffected.

Institutions

Fields

  • Medicine35.7%
  • Biochemistry, Genetics and Molecular Biology33.1%
  • Immunology and Microbiology17.4%
  • Environmental Science5%
  • Agricultural and Biological Sciences4.2%
  • Chemistry0.9%
  • Other3.7%

Topics

  • Antibiotic Resistance in Bacteria24.2%
  • Antibiotic Use and Resistance14%
  • Antimicrobial Resistance in Staphylococcus10%
  • Bacterial Identification and Susceptibility Testing9.1%
  • Pharmaceutical and Antibiotic Environmental Impacts7.5%
  • Antibiotics Pharmacokinetics and Efficacy5.8%
  • Other29.4%

Frequent coauthors

All papers

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Alan P. Johnson | Litlas