anatomical vascular variations are rare causes of carpal tunnel syndrome. an aberrant medial artery is the most common vascular variation, while an aberrant radial artery causing carpal tunnel syndrome is even more rare, with an incidence ranging less than 3%. this article reports a patient with compression of the median nerve at the carpal tunnel by an aberrant superficial branch of the radial...

background and objectives: dracocephalum kotschyi is a plant which belongs to the lamiaceae family and exists mostly in south-west asian countries, including iran. this plant is used as antispasmodic, analgesic and anti-inflammatory to treat rheumatoid diseases. methods: in order to investigate the impact of the harvesting time changes on the quantity and quality of mono- and sesquiterpenoid co...

one of the major problems in data envelopment analysis (dea) is to determine the projection of inefficient decision making units (dmus) into the efficient frontier. in conventional dea models, inputs and outputs of inefficient dmus alter arbitrarily for reaching to the efficient frontier. nevertheless, sometimes the ability of dmus is defined and restricted. moreover, there are situations in th...