Effect of Vitamin D3 Supplementation on Respiratory Tract Infections in Healthy Individuals: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

• Danielle Vuichard Gysin,

  Affiliation Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada

  http://orcid.org/0000-0002-1115-4035

  ⨯
• Dyda Dao,

  Affiliation Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada

  ⨯
• Christian Michael Gysin,

  Affiliation McMaster University, St. Joseph's Healthcare Hamilton, Hamilton, Ontario, Canada

  ⨯
• Lyubov Lytvyn,

  Affiliation Department of Child Health and Evaluative Sciences, The Hospital for Sick Children, Toronto, Ontario, Canada

  ⨯
• Mark Loeb

  * E-mail: loebm@mcmaster.ca

  Affiliations Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada, Department of Pathology and Molecular Medicine, McMaster University, Hamilton, Ontario, Canada, Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Institute for Infectious Diseases Research, McMaster University, Hamilton, Ontario, Canada

  ⨯