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Selberg CM, Bram JT, Carry P, Goldstein RY, Schrader T, Laine JC, Kim HKW, Sankar WN; International Perthes Study Group.Selberg CM, et al. Among authors: sankar wn.J Pediatr Orthop. 2021 Jul 1;41(6):344-351. doi: 10.1097/BPO.0000000000001791.J Pediatr Orthop. 2021.PMID: 33843788