A letter to the editor published in the August 2013 issue (Meng QH, Handy B, Wagar E. Confirmatory testing of urine ketones and bilirubin: still necessary? Arch Pathol Lab Med. 2013;137[8]:1028–1029) contains incorrectly numbered references. The references shown as 5 through 8 in the reference section should have been numbered 1 through 4, respectively, as shown in the letter.
2013