Polifroni, E C Explanation in nursing science. [electronic resource] - The Canadian journal of nursing research = Revue canadienne de recherche en sciences infirmieres 1995 - 35-44 p. digital Publication Type: Journal Article ISSN: 0844-5621 Subjects--Topical Terms: HumanismHumansModels, NursingNursing Care--methodsScience