(Q46777963)
Statements
1 reference
The demand for childhood immunizations: results from the Baltimore Immunization Study (English)
1 reference
R. G. Frank
C. S. Dewa
E. Holt
N. Hughart
D. Strobino
1 January 1995
1 reference
1 reference
32
1 reference
2
1 reference
164-173
1 reference