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Bahl S, Bhatnagar P, Sutter RW, Roesel S, Zaffran M.
Indian J Pediatr. 2018 Feb;85(2):124-131. doi: 10.1007/s12098-017-2586-8. Epub 2018 Jan 5.
https://www.ncbi.nlm.nih.gov/pubmed/29302865