by Sheilds, L., Molzahn, A., Bruce, A., Schick Makaroff, K., Stajduhar, K., Beuthin, R., Shermak, S.
Published in International journal of nursing studies (01.01.2015)

by Storch, Janet L
Published in Canadian nurse (1924) (01.11.2006)

by Beuthin, Rosanne E.
Published in International journal of qualitative methods (01.02.2014)