halliday’s systemic functional linguistics (sfl) has stood the test of time as a model of text analysis. the present literature contains a plethora of studies that while taking the ‘clause’ as a unit of analysis have put into investigation the metafunctions in research articles of a single field of study or those of various fields in comparison. although ‘clause complex’ is another unit of sf a...

conclusions this paper highlighted the need to exclude csd in children with unexplained symptoms such as prolonged fever, hepatosplenic lesion and osteomyelitis. case presentation we reported a series of seven children with unusual symptoms of csd. in particular, we described the case of a child with ptosis, miosis and enophtalmy, suggesting horner syndrome, associated with cervical lymphadenit...

a four month old male infant was referred to the pediatric clinic of afshar hospital in yazd city because of cyanosis. on physical examination, patient had central cyanosis, single second heart sound, a grade iii/vi continuous murmur in left clavicular area, abdominal distension and large sized smooth and movable abdominal mass in right upper quadrant of abdomen. transthoracic echocardiography ...