@misc{indiciae2dd02683b3f6, title = {Problems in doing nursing research: systems entry.}, author = {J M Diekmann and J Wilk}, year = {1986}, doi = {10.1177/019394598600800112}, url = {https://pubmed.ncbi.nlm.nih.gov/3635316/}, note = {Source identifier: 3635316} }