Pirom Leesuwan. 2006. The development of a control chart for service quality control in out-patient department of Nakornchaisi hospital, Thailand. Field of Study Public Health Administration, Mahidol University;
Pirom Leesuwan. (2006) The development of a control chart for service quality control in out-patient department of Nakornchaisi hospital, Thailand . Mahidol University/Bangkok.
Pirom Leesuwan. The development of a control chart for service quality control in out-patient department of Nakornchaisi hospital, Thailand. . Bangkok:Mahidol University, 2006.
Pirom Leesuwan. (2006) The development of a control chart for service quality control in out-patient department of Nakornchaisi hospital, Thailand . Mahidol University/Bangkok.