Kanwattanasirikul, T., & Pongsiralai, K. (2008). Serosanguinous fluid was associated with malignant cell of Maharaj Nakorn Chiang Mai Hospital during 2002-2006. Journal of Associated Medical Sciences, 41(2), 72. retrieved from https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60109