Wichapanit, P., T. Thanasumpun, and P. Seetalavarang. “Using invention Fess swab gauze for mop blood in nasal sinus cavity under endoscopic surgery”. Vajira Nursing Journal, vol. 21, no. 1, June 2019, pp. 34-42, https://he02.tci-thaijo.org/index.php/vnj/article/view/165427.