background : falls are important causes of mortality and morbidity in urban areas and put a high burden on societies. we investigated patterns of fall traumas and related factors in a referral trauma hospital in tehran, iran. methods: in this routine-data-based study, all documents of fall cases in hazrate-rasool hospital, tehran, iran, during october 2014-2015 were investigated. information on...

Geological mapping revealed the oldest Yaselda (Don (on territory of Russia), Sanian 1 Poland)) generation valleys in Quaternary strata. Valleys are widespread marginal and inner zones glaciation area. They located pre-Yaselda lowlands, areas deformable deposits that lie above more hard rocks protrusion fault systems. The distribution glacial is depends on radial-sectoral structure dynamics gla...

Sub-Sahara African populations are tall relative to the extremely adverse disease environment and their low incomes. Selective mortality, which removes shorter individuals leaving taller individuals in the population, was proposed as an explanation. From heights of surviving and non-surviving children in Gambia, we estimate the size of the survivorship bias and find it to be too small to accoun...

The manipulation capabilities of flapping-wing flying robots (FWFRs) is a problem barely studied. This direct consequence the load-carrying capacity limitation robots. Ornithopters will improve existent multirotor unmanned aerial vehicles (UAVs) since they could perform longer missions and offer safe interaction in proximity to humans. technology also opens possibility perch some trees tasks su...