The effect of vitamin D supplementation on acute respiratory tract infection in older Australian adults: an analysis of data from the D-Health Trial

Hai Pham, Mary Waterhouse, Catherine Baxter, Briony Duarte Romero, Donald S.A. McLeod, Bruce K. Armstrong, Peter R. Ebeling, Dallas R. English, Günter Härtel, Michael G. Kimlin, Adrian R. Martineau, Rachel O’Connell, Jolieke C. van der Pols, Alison Venn, Penelope M. Webb, David C. Whiteman, Rachel Ε. Neale