@misc{indiciae5e7f1029d0cb, title = {Approaches to nursing science methods.}, author = {S R Gortner and P R Schultz}, year = {1988}, doi = {10.1111/j.1547-5069.1988.tb00023.x}, url = {https://pubmed.ncbi.nlm.nih.gov/3350555/}, note = {Source identifier: 3350555} }