Türk Dahili ve Cerrahi Bilimler Yoğun Bakım Derneği, 21 May 2019 https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD007798.pub2/full
Caduceusblog, 31 May 2013 Ouch! Do nurses really need to change those IV's every 72 hours, or are they just sadists?