V. M. Freid

发表

M. Bush, Amy B Bernstein, A. Bernstein, 2012, NCHS data brief.

J. Feldman, J. Madans, C. Cox, 1992, Vital and health statistics. Ser. 1, Programs and collection procedures.

J. Feldman, J. Madans, C. Cox, 1990, Vital and health statistics. Ser. 1, Programs and collection procedures.

J. Feldman, J. Madans, S. Rothwell, 1997, Vital and health statistics. Ser. 1, Programs and collection procedures.

V. M. Freid, Amy B Bernstein, Mary Ann Bush, 2012, NCHS data brief.