Yang, Jiaolan [Proficiency test for determination of fluoride in drinking water]. [electronic resource] - Wei sheng yan jiu = Journal of hygiene research Sep 2019 - 838-842 p. digital Publication Type: Journal Article ISSN: 1000-8020 Subjects--Topical Terms: Drinking Water--chemistryEnvironmental MonitoringFluorides--analysisHumansLaboratoriesLaboratory Proficiency Testing