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Figures\n                      \n                      c and\n                      \n                      c are cropped versions of figures from the Original Article addressed by this letter, reproduced under the CC BY 4.0 license. Figure\u00a0\n                      \n                      a was obtained from Wikimedia Commons and is in the public domain.","order":3,"name":"Ethics","label":"Copyright of figure","group":{"name":"EthicsHeading","label":"Declarations"}}]}}