(Q41104736)
Statements
1 reference
Smoking, pregnancy, and source of prenatal care: results from the Pregnancy Risk Assessment Monitoring System. The Pregnancy Risk Assessment Monitoring System Working Group (English)
M. M. Adams
D. J. Brogan
J. S. Kendrick
H. B. Shulman
S. C. Zahniser
1 November 1992
1 reference
1 reference
80
1 reference
5
1 reference
738-744
1 reference
Identifiers
1 reference