參考文獻
López-Briz, E., Ruiz Garcia, V., Cabello, J. B., Bort-Martí, S., Carbonell Sanchis, R., Burls, A. (2018). Heparin versus 0.9% sodium chloride locking for prevention of occlusion in central venous catheters in adults. Cochrane Database of Systematic Reviews, Issue 7. Art. No.: CD008462.
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