Pneumococcal conjugate vaccines PREVenar13 and SynflorIX in sequence or alone in high-risk Indigenous infants (PREV-IX_COMBO): protocol of a randomised controlled trial
Amanda Jane Leach, Edward Kim Mulholland, Mathu Santosham, Paul John Torzillo, Ngiare Joy Brown, Peter McIntyre, Heidi Smith-Vaughan, Sue Skull, Anne Balloch, Ross Andrews, Jonathan Carapetis, Joseph McDonnell, Vicki Krause, Peter Stanley Morris
BMJ Open Jan 2015, 5 (1) e007247; DOI: 10.1136/bmjopen-2014-007247