Barnett CL, Tomlins SA, Underwood DJ, Wei JT, Morgan TM, Montie JE, Denton BT. Two-stage biomarker protocols for early detection of prostate cancer. Med Decis Making. 2017 Oct;37(7):815-26. doi: 10.1177/0272989X17696996
Skriver MV, Pedersen L, Stang P, Lund L, Rothman KJ, Sorensen HT. The month of birth does not affect the risk of hypospadias. Eur J Epidemiol. 2004 Dec 1;19(12):1135-6.