Pure Appl. Chem., 1998, Vol. 70, No. 9, pp. 1703-1711
doi:10.1351/pac199870091703
Bias and confounding in studies of sperm counts
R.F.A. Weber and J.T. M. Vreeburg
special/0998/weber.html
Pure Appl. Chem., 1998, Vol. 70, No. 9, pp. 1703-1711
doi:10.1351/pac199870091703
R.F.A. Weber and J.T. M. Vreeburg