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Beck AF, Klein MD, Schaffzin JK, Tallent V, Gillam M, Kahn RS.Beck AF, et al. Among authors: klein md.Pediatrics. 2012 Nov;130(5):831-8. doi: 10.1542/peds.2012-0769. Epub 2012 Oct 22.Pediatrics. 2012.PMID: 23090340
Baker RC, Klein M, Samaan Z, Lewis K.Baker RC, et al.Acad Pediatr. 2010 Mar-Apr;10(2):131-7. doi: 10.1016/j.acap.2009.12.004.Acad Pediatr. 2010.PMID: 20206912
Burkhardt MC, Beck AF, Kahn RS, Klein MD.Burkhardt MC, et al. Among authors: klein md.Clin Pediatr (Phila). 2012 Mar;51(3):238-43. doi: 10.1177/0009922811426767. Epub 2011 Nov 23.Clin Pediatr (Phila). 2012.PMID: 22114199
Burkhardt MC, Beck AF, Conway PH, Kahn RS, Klein MD.Burkhardt MC, et al. Among authors: klein md.Pediatrics. 2012 Feb;129(2):e504-10. doi: 10.1542/peds.2011-1153. Epub 2012 Jan 16.Pediatrics. 2012.PMID: 22250022
Beck AF, Klein MD, Kahn RS.Beck AF, et al. Among authors: klein md.Clin Pediatr (Phila). 2012 Oct;51(10):972-7. doi: 10.1177/0009922812441663. Epub 2012 Apr 17.Clin Pediatr (Phila). 2012.PMID: 22511197