Lanza LL, McQuay LJ, Rothman KJ, Bone HG, Kaunitz AM, Harel Z, Ataher Q, Ross D, Arena PL, Wolter KD. Comment on journal review of 'Use of depot medroxyprogesterone acetate contraception and incidence of bone fracture'. J Fam Plann Reprod Health Care. 2013 Oct;39(4):306. doi: 10.1136/jfprhc-2013-100759
Derby CA, Araujo AB, Johannes CB, Feldman HA, McKinlay JB. Measurement of erectile dysfunction in population-based studies: the use of a single question self-assessment in the Massachusetts Male Aging Study. Int J Impot Res. 2000 Aug 1;12(4):197-204.