Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data.
Adrian R Martineau, Geeta Trilok Kumar, Rachel Neale, Ilkka Laaksi, Christopher J Griffiths, Cameron C Grant, Emma C Goodall, Davaasambuu Ganmaa, Susanna Esposito, Gal Dubnov-Raz, Lauren Greenberg, Richard L Hooper, David A Jolliffe, Adit A Ginde, Iwona Stelmach, David Mauger, Steve Simpson, Mitsuyoshi Urashima, Judy R Rees, David R Murdoch, Semira Manaseki-Holland, Wim Janssens, Peter Bergman, John F Aloia, Carlos A Camargo
BMJ (Clinical research ed.) 2017;356():i6583

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