2015 Sterile v aseptic non-touch technique for needle-less connector care on central venous access devices in a bone marrow transplant population: A comparative study.

Eur J Oncol Nurs. 2015 Dec;19(6):694-700. doi: 10.1016/j.ejon.2015.05.003. Epub 2015 Jun 6.
Flynn JM1, Keogh SJ2, Gavin NC3.