Bond JC, Geller RJ, White KO, Hatch EE, Rothman KJ, Wise LA. Concordance of self-reported sexual intercourse frequency between members of mixed-sex couples attempting conception. Can J Hum Sex. 2022 Dec;31(3):342-53. doi: 10.3138/cjhs.2021-0059
Chirila C, Earnshaw SR, Black L, McDade CL, Roskell NS, Shannon PR, Montorsi F, Andriole GL. Economic analysis: randomized, placebo-controlled clinical trial of dutasteride in men at high risk for prostate cancer. J Cancer Sci Ther. 2011;S3(004). doi: 10.4172/1948-5956.S3-004
Whittington D, Sur D, Cook J, Chatterjee S, Maskery B, Lahiri M, Poulos C, Boral S, Nyamete A, Deen J, Ochiai L, Bhattacharya SK. Rethinking cholera and typhoid vaccination policies for the poor: private demand in Kolkata, India. World Dev. 2009 Feb 1;37(2):399-409.