PCR based identification of exotoxin A-producing Pseudomonas aeroginosa isolated from burn wound infection oleh Gholamreza Morshedi, Vahid Ghanbarinejad, Mina Zareei, Abazar Poornajaf, Hossein Hassanian-Moghaddam, Vahid Hadi, Abbas Isvand, Mohammad reza Saadati, Homayoun Maleki, Majid Keshavarzi