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Nizam, M.A., Alvi, A.S., Hamdani, M.M. et al. Reply to correspondence letter by Dr Sivanandan S and Dr Thukral A. Eur J Pediatr 179, 1337–1338 (2020). https://doi.org/10.1007/s00431-020-03618-3
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DOI: https://doi.org/10.1007/s00431-020-03618-3