babak vazirianzadeh department of medical entomology, college of health and infectious and tropical disease research centre, ahvaz jundishapur university of medical sciences, ahvaz, iran. rouhullah dehghani department of environmental health, college of health and social determinants of health (sdh),research center, kashan university of medical sciences, kashan, iran. manijeh mehdinejad departments of medical microbiology, college of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran. mona sharififard departments of medical entomology, college of health, ahvaz jundishapur university of medical sciences, ahvaz, iran. nersi nasirabadi departments of medical microbiology, college of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran.