Pratchaya Buthong และ Rapeepun Chalongsuk. (2020) COMPARATIVE STUDY BETWEEN RATIONAL DRUG USE (RDU) IN CROWN PRINCE HOSPITALS AND HOSPITALS UNDER THE ADMINISTRATION OF THE OFFICE OF THE PERMANENT SECRETARY FOR PUBLIC HEALTH (FOLLOWING THE IMPLEMENTATION OF A PROJECT AIMED AT IMPROVING RDU IN CROWN PRINCE HOSPITALS). <i>Thai Bulletin of Pharmaceutical Sciences</i>, <i>15</i>(1(January-December)2020), 109-127.Pratchaya Buthong และ Rapeepun Chalongsuk. "COMPARATIVE STUDY BETWEEN RATIONAL DRUG USE (RDU) IN CROWN PRINCE HOSPITALS AND HOSPITALS UNDER THE ADMINISTRATION OF THE OFFICE OF THE PERMANENT SECRETARY FOR PUBLIC HEALTH (FOLLOWING THE IMPLEMENTATION OF A PROJECT AIMED AT IMPROVING RDU IN CROWN PRINCE HOSPITALS)". Thai Bulletin of Pharmaceutical Sciences 15 (2020):109-127.Pratchaya Buthong และ Rapeepun Chalongsuk. COMPARATIVE STUDY BETWEEN RATIONAL DRUG USE (RDU) IN CROWN PRINCE HOSPITALS AND HOSPITALS UNDER THE ADMINISTRATION OF THE OFFICE OF THE PERMANENT SECRETARY FOR PUBLIC HEALTH (FOLLOWING THE IMPLEMENTATION OF A PROJECT AIMED AT IMPROVING RDU IN CROWN PRINCE HOSPITALS). Faculty of pharmacy, Silpakorn University:ม.ป.ท. 2020.