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. 2015 Sep 8;175:261–272. doi: 10.1007/s00431-015-2622-5

Fig. 1.

Fig. 1

Countries and centres participating in the survey. Information was returned from 19/22 contacted countries, ordered in the list by the total number of responding centres per country (high to low). ‘–’ data not provided. aCentre provided only an incomplete questionnaire response; bCentre provided only an email response with limited information; cNumber of patients in centre providing the incomplete questionnaire, not included in main results’ analysis