Correction to: Association between NAT2, CYP1A1, and CYP1A2 genotypes, heterocyclic aromatic amines, and prostate cancer risk: a case control study in Japan.

Following publication of the original article [1], the authors reported a correction in the units in the methods section under "Subjects".

Correction

Following publication of the original article [1], the authors reported a correction in the units in the methods section under “Subjects”

Originally, the sentence was stated as:

(ii) exhibited no evidence of prostate cancer as determined by blood test (PSA < 4 mg/dL)

The correct sentence is:

(ii) exhibited no evidence of prostate cancer as determined by blood test (PSA < 4 ng/ml)