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Factors associated with the presence of headache in hospitalized COVID-19 patients and impact on prognosis: a retrospective cohort study	275

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s10194-020-01165-8.pdf	47

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Factors associated with the presence of headache in hospitalized COVID-19 patients and impact on prognosis: a retrospective cohort study	160

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s10194-020-01165-8.pdf	34

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July 2025	17
August 2025	15
September 2025	41
October 2025	23
November 2025	16
December 2025	36
January 2026	12

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9
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November 2025

7
December 2025

4
January 2026

2
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