"Forschungsmethode." . . . . . "Fundamentals of research methodology for health care professionals" . "Fundamentals of research methodology for health care professionals"@en . . "Electronic books"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Gesundheitswesen." . . "Nursing Research Methodology." . . . . "Research methods." . . "Biomedical Research methods." . . "Nursing Research." . . "Research Design." . .