Bilateral fractures of the femoral diaphysis in a patient with rheumatoid arthritis on long-term treatment with alendronate: clues to the mechanism of increased bone fragility - Somford, M P; Draijer, F; Thomassen, B J; Chavassieux, P M; Boivin, G; Papapoulos, S E (J Bone Miner Res, 2009)