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

Year Number of Results
1998 1
2000 2
2001 1
2015 3
2019 1
2022 0
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8 results
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Page 1
Authors' reply to Steele and colleagues.
Hamilton W, Hajioff S, Graham J, Schmidt-Hansen M. Hamilton W, et al. Among authors: hajioff s. BMJ. 2015 Aug 11;351:h4258. doi: 10.1136/bmj.h4258. BMJ. 2015. PMID: 26265361 No abstract available.
Cluster randomization: a trap for the unwary.
Underwood M, Barnett A, Hajioff S. Underwood M, et al. Among authors: hajioff s. Br J Gen Pract. 1998 Mar;48(428):1089-90. Br J Gen Pract. 1998. PMID: 9624757 Free PMC article.