background:  clavicle fractures are common and usually heal without complications. in this study, we evaluated the outcomes of non-operative versus operative management of displaced fractures.   methods:  in a prospective clinical trial study, sixty-five patients with displaced clavicle mid-shaft fractures were nonrandomly divided in two treatment groups. the first group underwent non-operative...

background: some studies have shown the possible role of protein‑energy malnutrition (pem) in persistence of endemic goiter in iodine replenished areas. the present study was conducted to assess the association between pem and goiter in schoolchildren of isfahan, iran. methods: in a cross‑sectional study using multistage cluster random‑sampling, 2331 schoolchildren with age ranged from 6‑13 yea...

We read with interest the paper by LARSSON et al. [1] in which they reported in a large population-based sample of nonsmokers that respiratory symptoms were related to environmental tobacco smoke (ETS). They gave special consideration to respiratory symptoms triggered by a variety of lower airway irritants and they showed for these symptoms that the relation was stronger in females than in male...