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. 2023 May 19;485(4):717–722. doi: 10.1007/s00428-023-03558-x

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Fig. 1 — Number of laboratories per country from respondents who provided their location (n = 272)*. Values represent the number of participating laboratories per country. *A total of 3 laboratories out of the total 275 laboratories did not provide a response regarding the country they are located