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Nordqvist A, Redlund-Johnell I, von Scheele A, Petersson CJ.Nordqvist A, et al. Among authors: petersson cj.Acta Orthop Scand. 1997 Aug;68(4):349-51. doi: 10.3109/17453679708996175.Acta Orthop Scand. 1997.PMID: 9310038
Nilsson BE, Johnell O, Petersson C.Nilsson BE, et al. Among authors: petersson c.Acta Orthop Scand. 1990 Jun;61(3):275-81. doi: 10.3109/17453679008993519.Acta Orthop Scand. 1990.PMID: 2196756Review.No abstract available.