Mathews Tj

Prenatal care in the United States, 1980-94.

Lewis Ct, Mathews Tj, Heuser Rl, 1996, Vital and health statistics. Series 21, Data on natality, marriage, and divorce.

Smoking during pregnancy, 1990-96.

Mathews Tj, 1998 .

Smoking during pregnancy in the 1990s.

Mathews Tj, Mathews Tj, 2001 .

Report of final natality statistics, 1996.

Mathews Tj, Martin Ja, Ventura Sj, 1998 .

Annual summary of births marriages divorces and deaths: United States 1994.

Mathews Tj, Clark Sc, S. Gk, 1995 .

Births: final data for 1997.

J. A. Martin, S. Curtin, J. Martin, 1999, National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System.