title: Factor analysis.
authors.forename: D
authors.initials: D
authors.lastname: Armstrong
mesh_terms: D004509:Education, Nursing, Continuing; D006301:Health Services Needs and Demand; D006467:Hemophilia A / Q000097:blood / Q000235:genetics / Q000523:psychology / Q000628:therapy*; D006801:Humans; D024802:Nurse's Role; D009740:Nursing Staff / Q000191:economics