Boripatkosol, P. “Associated Factors and Impacts of Inappropriate Use of Antibiotics After Documented Gram-Negative Bacteremia at the Medical Wards of Lampang Hospital”. Lampang Medical Journal, vol. 41, no. 2, Feb. 2021, pp. 84-95, https://he01.tci-thaijo.org/index.php/LMJ/article/view/246183.