TY  - BOOK
AU  - Clayton, D.
AU  - Hills, M.
TI  - Statistical models in epidemiology
SN  - 9780198522218
AV  - DUCE RA652.2.MC53 
PY  - 1993///
CY  - New York
PB  - Oxford university
KW  - Science
N1  - Includes Appendix and bibliographical index
ER  -