Ashrafi, Nadia, Lapthorn, Cristian, Pullen, Francis, Naclerio, Fernando ORCID: https://orcid.org/0000-0001-7405-4894 and Nielsen, Birthe V. ORCID: https://orcid.org/0000-0002-0849-4987 (2017) High performance liquid chromatography coupled to electrospray ionisation mass spectrometry method for the detection of salivary human neutrophil alpha defensins HNP1, HNP2, HNP3 and HNP4. Analytical Methods, 46 (9). pp. 6482-6490. ISSN 1759-9660 (Print), 1759-9679 (Online) (doi:10.1039/C7AY01676J)