TY  - BOOK
AU  - Bell,Robert M.
AU  - Ellickson,Phyllis L.
ED  - United States.
ED  - Rand Corporation
TI  - Does Pooling Saliva for cotinine testing save money without losing information? Robert M. Bell, Phyllis L. Ellicson prepared for the conrad N. Hilton Foundation
T2  - A Rand note
PY  - 1989///
CY  - California
PB  - Rand Corporation
N1  - Includes bibliographical references
ER  -