Retrospective Observational Study on the Risk in Developing Long-COVID Syndrome and in Contracting SARS-CoV-2 Infection After COVID-19 Vaccination in Relation to Vitamin D3 Supplementation

Key facts

Sponsor

IRCCS San Raffaele

Enrollment

200 target

Eligibility

18 years · All sexes

Timeline

2024 – 2027

Study locations (1)

• Luigi di Filippo, Milan, Italy

Primary source

Recruitment status, site addresses, contacts, and full eligibility criteria can change between syncs. Always verify with the trial team before planning travel or treatment.

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