Koh Thuat Subdistrict Administrative Organization together with Health Center 11 organizes a medical unit - a mobile nurse providing a polite examination service. to offer as a royal merit on the auspicious occasion of His Majesty the King's 80th birthday to the underprivileged low income person and is poor in Koh Thuat Subdistrict which is provided for free without any cost at the office of the Tuad Subdistrict Administrative Organization Every Saturday from June 16, 2007 - August 11, 2007