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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1946 2
1948 1
2019 1
2022 0
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Page 1
Radio-frequency heating.
HARTSHORN L. HARTSHORN L. Nature. 1946 May 11;157:607-10. doi: 10.1038/157607a0. Nature. 1946. PMID: 20984234 No abstract available.
PHC Progression Model: a novel mixed-methods tool for measuring primary health care system capacity.
Ratcliffe HL, Schwarz D, Hirschhorn LR, Cejas C, Diallo A, Garcia-Elorrio E, Fifield J, Gashumba D, Hartshorn L, Leydon N, Mohamed M, Nakamura Y, Ndiaye Y, Novignon J, Ofosu A, Roder-DeWan S, Rwiyereka A, Secci F, Veillard JH, Bitton A. Ratcliffe HL, et al. Among authors: hartshorn l. BMJ Glob Health. 2019 Sep 13;4(5):e001822. doi: 10.1136/bmjgh-2019-001822. eCollection 2019. BMJ Glob Health. 2019. PMID: 31565420 Free PMC article. Review.
Electrical standards.
HARTSHORN L. HARTSHORN L. Proc R Soc Med. 1946 Jul 9;186(Ser A):185-91. Proc R Soc Med. 1946. PMID: 20992446 No abstract available.