Ridd, Matthew J., Edwards, Louisa, Santer, Miriam, Chalmers, Joanne R., Waddell, Lisa, Marriage, Deb, Muller, Ingrid, Roberts, Kirsty, Garfield, Kirsty, Coast, Joanna, Selman, Lucy, Clement, Clare, Shaw, Alison R.G., Angier, Elizabeth, Blair, Peter S., Turner, Nicholas L., Taylor, Jodi, Kai, Joe, Boyle, Robert J., "TEST (Trial of Eczema allergy Screening Tests): protocol for feasibility randomised controlled trial of allergy tests in children with eczema, including economic scoping and nested qualitative study", BMJ Open, 2019