Ashtiani, Mohammadtaghi Khorsandi
Firouzi, Farzad
Bastaninejad, Shahin
Dabiri, Sasan
Nasirmohtaram, Sevil
Saeedi, Niloufar
Ghazavi, Hossein
Sahebi, Leyla
Funding for this research was provided by:
Tehran University of Medical Sciences and Health Services (90-03-48-15295)