Yupa Opakart. 2009. Development of GC-MS method for analysis of beta-lactam antibiotics in animal tissue. Faculty of Science, Mahidol University;
Yupa Opakart. (2009) Development of GC-MS method for analysis of beta-lactam antibiotics in animal tissue . Mahidol University/Bangkok.
Yupa Opakart. Development of GC-MS method for analysis of beta-lactam antibiotics in animal tissue. . Bangkok:Mahidol University, 2009.
Yupa Opakart. (2009) Development of GC-MS method for analysis of beta-lactam antibiotics in animal tissue . Mahidol University/Bangkok.