Author S. Lay-Flurrie E. Mathieu C. Bankhead B. Nicholson R. Perera-Salazar T. Holt F. Hobbs C. Salisbury Year of Publication 2019 DOI 10.1186/s12913-019-4036-y DOIGoogle ScholarBibTeXEndNote X3 XMLEndNote 7 XMLEndnote taggedMarcRIS