Lumbar puncture patient video increases knowledge and reduces uncertainty: An RCT oleh Rosha Babapour Mofrad, Agnetha D. Fruijtier, Leonie N. C. Visser, Nina Hoogland, Maisa vanDijk, Frederique vanRossum, Femke H. Bouwman, Ellen M. A. Smets, Charlotte E. Teunissen, Wiesje M. van derFlier