M.E. Thoma, J.F. Louis, A.C. McLain, R.B. King, A.C. Trumble, R. Sundaram, and L.G.M. Buck (2013)
Prevalence of infertility in the United States as estimated by the current duration approach and a traditional constructed approach.
Fertil Steril, 99(5):1324-1331.
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