Friis, E A Effect of bone block removal and patellar prosthesis on stresses in the human patella. [electronic resource] - The American journal of sports medicine - 696-701 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0363-5465 Standard No.: 10.1177/036354659402200520 doi Subjects--Topical Terms: AdultAgedBiomechanical PhenomenaElasticityHumansKnee ProsthesisMiddle AgedPatella--physiopathologyStress, Mechanical