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pro vyhledávání: '"Priyanka Kundoor Unnikrishnan"'
Publikováno v:
APOS Trends in Orthodontics, Vol 3, Iss 6, Pp 178-183 (2013)
Objectives: To evaluate the stresses and displacement induced in the periodontium by an active retraction screw device (hycon device) and an active tie back using the finite element analysis. Materials and Methods: A 3-dimensional model of the maxill